1659-4266 1659-4266 S1659-42662018000100151 10.22458/urj.v10i1.2017 Mexico Mexico 00 06 2018 00 06 2018 10 1 151 160

2003 2000 22 139-44 1994 BA, Salvador 68-9 2005 35 81-4 2014 2da ed 1994 2da ed 2000 2007 2008 30 775-81 2004 2004 47 851-4 2003 16 27-40 2004 21 42-6 1994 BA, Salvador 2008 3 1-21 1975 2005 1996 2 ed 2011 36 351-61 2014 24 37-48 1993 2017 39 1-9 2016 a 117 37-46 2016 b 44 1-9 2014 San Luis Potosí, México 2008 7 950-7 2008 8 67-71 2008 b 8 61-6 2006 24 290-5 1986 2003 27 597-603 2010 20 36-41 2006 98 213-7 2005 1 13-8 2014 5 833-45 1999 9 1/2 1/2 157 1999 2007 25 70-4 2009 21 15-22 2005 33 581-93