0120-419X 0120-419X S0120-419X2021000200177 10.18273/revint.v39n2-2021003 Mexico Mexico 00 12 2021 00 12 2021 39 2 177 190

[1] 2003 64 1 1 260-76 [2] 1992 15 1 [3] 2008 254 2 2 275-83 [4] 1998 36 3 3 227-48 [5] 2010 16 8 8 1211-6 [6] 2000 61 3 3 983-1012 [7] 2004 271 1554 1554 2223-32 [8] 1995 128 1 1 41-55 [9] 2002 180 1 1 141-60 [10] 1998 58 3 3 912-25 [11] 1993 9 4 4 302-16 [12] 2002 125 269-86 [13] 2009 210 1 1 141-50 [14] 1985 2 [15] 1995 11 1 1 79-93 [16] 2013 10 5-6 5-6 1651-68 [17] 2017 40 5 5 1505-15 [18] 2012 55 3-4 3-4 710-22 [19] 2000 168 1 1 150-67