1659-4266 1659-4266 S1659-42662019000200112 10.22458/urj.v11i2.2299 Spain Mexico 00 06 2019 00 06 2019 11 2 112 121

2010 14 2 2 49-65 2014 40 2 2 449-76 2006 27 19 19 4057-69 1998 64 3 3 234-53 2007 1999 17-34 1989 30 3 3 271-8 2008 33 10 10 733-40 2015 2009 22 6612-23 2008 100 3 3 117-31 2004 53 58-74 2018 39 107-16 2010 22 3 3 169-76 2002 28 41-57 2012 05-21 2016 b 7 3 3 266-83 2016 c 10 1 1 68-81 2017 c 34 1 1 103-29 2016 a 26 4 4 65-76 2015 13 1 1 87-95 2017 a 34 2 2 187-215 2017 b 3 3 3 353-65 2015 7 2 2 141-62 2013 30 1 1 19-32 2018 10 1 1 181-92 2014 26 1 1 21-8 2012 26 1-15 2004 93 391-401 R Development Core Team. 2008 2013 63 1-2 1-2 57-65 1973 1974 2017 94 82-90 2016 a 29 4 4 323-42 2016 b 31 4 4 468-89 2013 5 1177-203 2015