1409-4703 1409-4703 S1409-47032018000100522 10.15517/aie.v18i1.31843 Colombia 00 04 2018 00 04 2018 18 1 522 545

2003 1999 1984 2013 2014 2008 2008 2002 2009 2011 2003 2013 13 1 1 155-63 2009 a 2009 b 2010 33 33 9-25 2013 27 62 62 43-58 2009 11 11 2006 2010 2008 2014 2013 27 62 62 201-40 2007 2010 88 88 46-55 2012 8 2 2 76-96 2011 9 2 2 13-25 Universidad Bolivariana de Venezuela 2007 2006 1999 Vol. 1 2003