1870-0063 1870-0063 S1870-00632021000200537 10.29092/uacm.v18i46.856 Mexico Spain Mexico 00 08 2021 00 08 2021 18 46 537 563

1999 34-55 2002 49 49 43-72 2004 75-89 2004 13-42 2007 325-50 2007 284-7 2007 50 50 45-51 2003 2007 225-76 2004 223-54 2008 2001 294-329 1989 2003 2002 23-33 1980 2005 2002 31 122 122 145-52 2000 14 41 1999 15 14-24 1998 2007 174-82 2005 XXXIV 2 2 13-37 2014 12 4 4 2012 71 71 121-51 2010 2007 14 144 144 7-22 1997 1992 1977 83 83 340-63 2001 2004 9-23 2004 35-80 2004 9 22 22 585-618 2001 1999 21-33 2007 3 143 143 7-24 1983 28 3 3 339-58 1990 36 36 9-18 2001 126-53