<?xml version="1.0" encoding="ISO-8859-1"?><article xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<front>
<journal-meta>
<journal-id>1409-2433</journal-id>
<journal-title><![CDATA[Revista de Matemática Teoría y Aplicaciones]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. Mat]]></abbrev-journal-title>
<issn>1409-2433</issn>
<publisher>
<publisher-name><![CDATA[Centro de Investigaciones en Matemática Pura y Aplicada (CIMPA) y Escuela de Matemática, San José, Costa Rica.]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1409-24332017000100157</article-id>
<article-id pub-id-type="doi">10.15517/rmta.v24i1.27796</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Solving engineering optimization problems with tabu/scatter search]]></article-title>
<article-title xml:lang="es"><![CDATA[Resolviendo problemas de optimización en ingeniería con búsqueda tabú/dispersa]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Beausoleil]]></surname>
<given-names><![CDATA[Ricardo P.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Instituto de Cibernética Matemática y Física  ]]></institution>
<addr-line><![CDATA[ La Habana]]></addr-line>
<country>CU</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2017</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2017</year>
</pub-date>
<volume>24</volume>
<numero>1</numero>
<fpage>157</fpage>
<lpage>188</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.sa.cr/scielo.php?script=sci_arttext&amp;pid=S1409-24332017000100157&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.sa.cr/scielo.php?script=sci_abstract&amp;pid=S1409-24332017000100157&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.sa.cr/scielo.php?script=sci_pdf&amp;pid=S1409-24332017000100157&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[AbstractThis paper introduces an adaptation of a multiobjective tabu/scatter search to deal with nonlinear discrete, mixed-integer constrained engineering optimization problems. The problem is reduced to a bi-objective problem (the objective function and the constraint violation function). This approach eliminates the use of penalties for constraint handling. Its performance was proved with different standard engineering optimization problems, including mathematical function minimization and structural engineering. The results show that the proposed method performs well in terms of efficiency and robustness.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[ResumenEste artículo introduce una adaptación de una Búsqueda Tabú/ Dispersa multiobjetivo para problemas de ingeniería con restricciones no lineales con valores discretos y enteros-mixtos. El problema es reducido a un problema bi-objetivo, (la función objetivo y la función de violación de las restricciones). Este enfoque elimina el uso de penalidades para manipular las restricciones. El desempeño del algoritmo fue probado con diferentes problemas conocidos de la ingeniería, incluyendo algunas funciones de optimización matemática e ingeniería estructural. Los resultados muestran que el método propuesto trabaja bien en términos de eficiencia y robustez.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[multiple objectives]]></kwd>
<kwd lng="en"><![CDATA[metaheuristics]]></kwd>
<kwd lng="en"><![CDATA[engineering optimization]]></kwd>
<kwd lng="es"><![CDATA[múltiples objetivos]]></kwd>
<kwd lng="es"><![CDATA[metaheurísticas]]></kwd>
<kwd lng="es"><![CDATA[optimización en la ingeniería]]></kwd>
</kwd-group>
</article-meta>
</front><back>
<ref-list>
<ref id="B1">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[A socio-behavioural simulation model for engineering design optimization]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Akhtar]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Tai]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
<name>
<surname><![CDATA[Ray]]></surname>
<given-names><![CDATA[T.]]></given-names>
</name>
</person-group>
<source><![CDATA[Eng. Opt.]]></source>
<year>2002</year>
<volume>34</volume>
<page-range>341-54</page-range></nlm-citation>
</ref>
<ref id="B2">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Arora]]></surname>
<given-names><![CDATA[J.S.]]></given-names>
</name>
</person-group>
<source><![CDATA[Introduction to Optimum Design]]></source>
<year>1989</year>
<publisher-loc><![CDATA[New York ]]></publisher-loc>
<publisher-name><![CDATA[McGraw-Hill]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B3">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[MOSS Multiobjective scatter search applied to nonlinear multiple criteria optimization]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Beausoleil]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
</person-group>
<source><![CDATA[European Journal of Operational Research]]></source>
<year>2006</year>
<volume>169</volume>
<page-range>426-49</page-range></nlm-citation>
</ref>
<ref id="B4">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Beausoleil]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[MOSS-II Tabu/Scatter Search for nonlinear multiobjective optimization]]></article-title>
<person-group person-group-type="editor">
<name>
<surname><![CDATA[Michalewicz]]></surname>
<given-names><![CDATA[Z.]]></given-names>
</name>
<name>
<surname><![CDATA[Siarry]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
</person-group>
<source><![CDATA[Advance in Metaheuristics for Hard Problems. Chapter 3. Natural Computing Series]]></source>
<year>2008</year>
<publisher-name><![CDATA[Springer Verlag]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B5">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Belegundu]]></surname>
<given-names><![CDATA[A.D.]]></given-names>
</name>
</person-group>
<source><![CDATA[A study of mathematical programming method for structured optimization]]></source>
<year>1982</year>
<publisher-loc><![CDATA[Iowa ]]></publisher-loc>
<publisher-name><![CDATA[R.I. Dept. of Civil and Environment Engineering of Iowa]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B6">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Solving engineering optimization problems with the simple constrained particle swarm optimizer]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cagnina]]></surname>
<given-names><![CDATA[L.C.]]></given-names>
</name>
<name>
<surname><![CDATA[Esquivel]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Coello]]></surname>
<given-names><![CDATA[C.A.]]></given-names>
</name>
</person-group>
<source><![CDATA[Informatica]]></source>
<year>2008</year>
<volume>32</volume>
<page-range>319-26</page-range></nlm-citation>
</ref>
<ref id="B7">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Global optimization using hybrid approach]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Chen]]></surname>
<given-names><![CDATA[T.Y.]]></given-names>
</name>
<name>
<surname><![CDATA[Cheng]]></surname>
<given-names><![CDATA[Y.L.]]></given-names>
</name>
</person-group>
<source><![CDATA[WSEAS Transactions on Mathematics]]></source>
<year>2008</year>
<volume>7</volume>
<page-range>254-62</page-range></nlm-citation>
</ref>
<ref id="B8">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Structural Optimization using a New Local approximation]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Chickermane]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
<name>
<surname><![CDATA[Gea]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
</person-group>
<source><![CDATA[International Journal for Numerical Method in Engineering Method]]></source>
<year>1996</year>
<volume>39</volume>
<page-range>829-46</page-range></nlm-citation>
</ref>
<ref id="B9">
<nlm-citation citation-type="">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ching-Long]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Shutan]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
</person-group>
<source><![CDATA[Latest Trends on Computers]]></source>
<year>2008</year>
<volume>II</volume>
</nlm-citation>
</ref>
<ref id="B10">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[De Jong]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
</person-group>
<source><![CDATA[Analysis of the Behaviour of a Class of Genetic Adaptive Systems]]></source>
<year>1975</year>
<publisher-loc><![CDATA[Ann Arbor, MI ]]></publisher-loc>
<publisher-name><![CDATA[University of Michigan]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B11">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Optimal design of a weld beam via genetic algorithm]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Deb]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
</person-group>
<source><![CDATA[AIAA Journal]]></source>
<year>1991</year>
<volume>29</volume>
<numero>11</numero>
<issue>11</issue>
<page-range>2013-5</page-range></nlm-citation>
</ref>
<ref id="B12">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Constraint satisfaction problems solved by semidefinite relaxations]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ettaouil]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Loqman]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
</person-group>
<source><![CDATA[WSEAS Transactions on Computers]]></source>
<year>2008</year>
<volume>7</volume>
<page-range>951-61</page-range></nlm-citation>
</ref>
<ref id="B13">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Hybridizing harmony search algorithm with sequential quadratic programming for engineering optimization problems]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Fesanghary]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Mahdavi]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Minary-Jolandan]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Alizadeh]]></surname>
<given-names><![CDATA[Y.]]></given-names>
</name>
</person-group>
<source><![CDATA[Computer Methods in Applied Mechanics and Engineering]]></source>
<year>2008</year>
<volume>197</volume>
<page-range>3080-91</page-range></nlm-citation>
</ref>
<ref id="B14">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Fogel]]></surname>
<given-names><![CDATA[L.J.]]></given-names>
</name>
<name>
<surname><![CDATA[Owens]]></surname>
<given-names><![CDATA[M.J.]]></given-names>
</name>
</person-group>
<source><![CDATA[Artificial Intelligence Through Simulated Evolution]]></source>
<year>1966</year>
<publisher-loc><![CDATA[Chichester UK ]]></publisher-loc>
<publisher-name><![CDATA[John Wiley]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B15">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[A new heuristic optimization algorithm: harmony search]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Geem]]></surname>
<given-names><![CDATA[Z.W.]]></given-names>
</name>
<name>
<surname><![CDATA[Kim]]></surname>
<given-names><![CDATA[J.H.]]></given-names>
</name>
<name>
<surname><![CDATA[Loganathan]]></surname>
<given-names><![CDATA[G.V.]]></given-names>
</name>
</person-group>
<source><![CDATA[Simulation]]></source>
<year>2001</year>
<volume>76</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>60-8</page-range></nlm-citation>
</ref>
<ref id="B16">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Heuristic for integer programming using surrogate constraints]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Glover]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
</person-group>
<source><![CDATA[Decision Sci]]></source>
<year>1977</year>
<volume>8</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>156-66</page-range></nlm-citation>
</ref>
<ref id="B17">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Tabu search for nonlinear and parametric optimization (with links to genetic algorithms]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Glover]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
</person-group>
<source><![CDATA[Discrete Applied Mathematics]]></source>
<year>1994</year>
<volume>40</volume>
<page-range>231-55</page-range></nlm-citation>
</ref>
<ref id="B18">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Glover]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Adaptive memory projection methods for integer programming]]></article-title>
<person-group person-group-type="editor">
<name>
<surname><![CDATA[Rego]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Alidee]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
</person-group>
<source><![CDATA[Metaheuristics Optimization Via Memory and Evolution: Tabu Search and Scatter Search]]></source>
<year>2005</year>
<publisher-name><![CDATA[Kluwer Academic Publishers]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B19">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Goldberg]]></surname>
<given-names><![CDATA[D.E.]]></given-names>
</name>
</person-group>
<source><![CDATA[Genetic Algorithms in Search, Optimization and Machine Learning]]></source>
<year>1989</year>
<publisher-loc><![CDATA[Boston MA ]]></publisher-loc>
<publisher-name><![CDATA[Addison Wesley]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B20">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[An adaptive optimization system applied to machine synthesis]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Golinski]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<source><![CDATA[Mech. Mach. Theory]]></source>
<year>1973</year>
<volume>8</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>419-36</page-range></nlm-citation>
</ref>
<ref id="B21">
<nlm-citation citation-type="">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Hernández]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Multi-objective structural optimisation]]></article-title>
<person-group person-group-type="editor">
<name>
<surname><![CDATA[Kodiyalam]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Saxena]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
</person-group>
<source><![CDATA[Geometry and Optimisation Techniques for Structural Design, Elsevier Applied Science]]></source>
<year>1994</year>
<page-range>341-63</page-range></nlm-citation>
</ref>
<ref id="B22">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Holland]]></surname>
<given-names><![CDATA[J.H]]></given-names>
</name>
</person-group>
<source><![CDATA[Adaptation in Natural and Artificial Systems]]></source>
<year>1975</year>
<publisher-loc><![CDATA[Ann Arbor MI ]]></publisher-loc>
<publisher-name><![CDATA[University of Michigan Press]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B23">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Engineering optimization with hybrid particle swarm and ant colony optimization]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Kaveh]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Talatahari]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
</person-group>
<source><![CDATA[Asian Journal of Civil Engineering (Building and Housing)]]></source>
<year>2009</year>
<volume>10</volume>
<numero>6</numero>
<issue>6</issue>
<page-range>611-28</page-range></nlm-citation>
</ref>
<ref id="B24">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Optimization by simulated annealing]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Kirkpatrick]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Gelatt]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Vecchi]]></surname>
<given-names><![CDATA[M.P.]]></given-names>
</name>
</person-group>
<source><![CDATA[Science]]></source>
<year>1983</year>
<volume>220</volume>
<page-range>671-80</page-range></nlm-citation>
</ref>
<ref id="B25">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Koza]]></surname>
<given-names><![CDATA[J.R]]></given-names>
</name>
</person-group>
<source><![CDATA[Genetic programming: a paradigm for genetically breeding populations of computer programs to solve problems]]></source>
<year>1990</year>
<publisher-loc><![CDATA[Palo Alto CA ]]></publisher-loc>
<publisher-name><![CDATA[Stanford University]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B26">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[A new meta-heuristic algorithm for continuous engineering optimization: Harmony search theory and practice]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Lee]]></surname>
<given-names><![CDATA[K.S.]]></given-names>
</name>
<name>
<surname><![CDATA[Geem]]></surname>
<given-names><![CDATA[Z.W.]]></given-names>
</name>
</person-group>
<source><![CDATA[Computer Methods in Applied Mechanics and Engineering]]></source>
<year>2005</year>
<volume>194</volume>
<page-range>3902-33</page-range></nlm-citation>
</ref>
<ref id="B27">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[An Improved Harmony Search Algorithm for Solving Optimization Problems]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Mahdavi]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Fesanghary]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Damangir]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
</person-group>
<source><![CDATA[Applied Mathematics and Computation]]></source>
<year>2007</year>
<volume>188</volume>
<page-range>1567-79</page-range></nlm-citation>
</ref>
<ref id="B28">
<nlm-citation citation-type="">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Parsopoulos]]></surname>
<given-names><![CDATA[K.E.]]></given-names>
</name>
<name>
<surname><![CDATA[Vrahatis]]></surname>
<given-names><![CDATA[M.N.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Particle swarm optimization for solving constrained engineering optimization problems]]></article-title>
<person-group person-group-type="editor">
<name>
<surname><![CDATA[Wang]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[Chen]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
<name>
<surname><![CDATA[Ong]]></surname>
<given-names><![CDATA[Y.S.]]></given-names>
</name>
</person-group>
<source><![CDATA[ICNC 2005, LNCS 3612]]></source>
<year>2005</year>
<page-range>582-91</page-range></nlm-citation>
</ref>
<ref id="B29">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[An evolutionary computational technique for constrained optimisation in engineering design]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Raj]]></surname>
<given-names><![CDATA[K.H.]]></given-names>
</name>
<name>
<surname><![CDATA[Sharma]]></surname>
<given-names><![CDATA[R.S.]]></given-names>
</name>
<name>
<surname><![CDATA[Mishra]]></surname>
<given-names><![CDATA[G.S.]]></given-names>
</name>
<name>
<surname><![CDATA[Dua]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Patvardhan]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
</person-group>
<source><![CDATA[IE (I) Journal.MC 86]]></source>
<year>2005</year>
</nlm-citation>
</ref>
<ref id="B30">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Engineering design optimisation using a swarm with intelligent information sharing among individuals]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ray]]></surname>
<given-names><![CDATA[T.]]></given-names>
</name>
<name>
<surname><![CDATA[Saini]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
</person-group>
<source><![CDATA[Engineering Optimisation]]></source>
<year>2001</year>
<volume>33</volume>
<page-range>735-48</page-range></nlm-citation>
</ref>
<ref id="B31">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[A hybrid genetic algorithm for structural optimization probems]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Sahab]]></surname>
<given-names><![CDATA[M.G.]]></given-names>
</name>
<name>
<surname><![CDATA[Toropov]]></surname>
<given-names><![CDATA[V.V.]]></given-names>
</name>
<name>
<surname><![CDATA[Ashour]]></surname>
<given-names><![CDATA[A.F.]]></given-names>
</name>
</person-group>
<source><![CDATA[Asian Journal of Civil Engineering (Building and Housing)]]></source>
<year>2004</year>
<volume>5</volume>
<numero>3-4</numero>
<issue>3-4</issue>
<page-range>121-43</page-range></nlm-citation>
</ref>
<ref id="B32">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Nonlinear integer and discrete programming in mechanical design optimization]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Sandgren]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
</person-group>
<source><![CDATA[J. Mech. Des. ASME]]></source>
<year>1990</year>
<volume>112</volume>
<page-range>223-9</page-range></nlm-citation>
</ref>
<ref id="B33">
<nlm-citation citation-type="">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Singiresu]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Ying]]></surname>
<given-names><![CDATA[X.]]></given-names>
</name>
</person-group>
<source><![CDATA[Journal of Mechanical Design]]></source>
<year>2005</year>
<volume>127</volume>
<numero>6</numero>
<issue>6</issue>
<page-range>1100-12</page-range></nlm-citation>
</ref>
<ref id="B34">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Genetic algorithms for nonlinear mixed discrete-integer optimization problems via meta-genetic parameter optimization]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Wu]]></surname>
<given-names><![CDATA[S.J.]]></given-names>
</name>
<name>
<surname><![CDATA[Chow]]></surname>
<given-names><![CDATA[P.T.]]></given-names>
</name>
</person-group>
<source><![CDATA[Engineering Optimisation]]></source>
<year>1995</year>
<volume>24</volume>
<page-range>137-59</page-range></nlm-citation>
</ref>
<ref id="B35">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[A comparative study on optimization methods for the constrained nonlinear programming problems]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Yeniay]]></surname>
<given-names><![CDATA[O.]]></given-names>
</name>
</person-group>
<source><![CDATA[Mathematical Problems in Engineering Hindawi Publishing Corporation]]></source>
<year>2005</year>
<page-range>165-73</page-range></nlm-citation>
</ref>
<ref id="B36">
<nlm-citation citation-type="journal">
<article-title xml:lang=""><![CDATA[Hybrid Taguchi-harmony search algorithm for solving engineering optimization problems]]></article-title>
<person-group person-group-type="author">
<name>
<surname><![CDATA[Yildiz]]></surname>
<given-names><![CDATA[A.R.]]></given-names>
</name>
</person-group>
<source><![CDATA[International Journal of Industrial Engineering]]></source>
<year>2008</year>
<volume>15</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>286-93</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
