2007-3364 2007-3364 S2007-33642015000200435 10.12933/therya-15-277 Mexico Mexico Mexico Mexico 00 00 2015 00 00 2015 6 2 435 448

2013 8 e73707 2006 4 19-23 2012 83 778-84 2012 2005 76 103-5 2006 22 135-9 2006 77 133-5 2013 84 713-7 2000 81 83-103 2005 2012 3 311-25 2013 Second 2002 11 421-42 2010 Primera 2009 74 184-92 2012 44 531-6 2012 46 431-7 1981 INEGI (Instituto Nacional De Estadística, Geografía e Informática) 2005 2011 4 113-31 2004 229-47 2014 2008 54 739-44 2002 11 55-65 2011 primera 2008 II 165-216 2011 11 14-27 2012 3 333-48 2012 83 164-9 2014 63 1-69 2013 6 70-86 R Core Team 2015 1997 2008 45 1228-36 2014 2014 4 18-32 2010 1-85 2000 67 27-74 2003 34 273-309 2014 26 20-30