0187-0173 0187-0173 S0187-01732007000300217 Mexico 00 12 2007 00 12 2007 22 65 217 249

2006 1990 1992 II 195-223 D. F., México 2004 2006 2003 2002 2006 175-98 1997 3 6 6 125-67 2005 1998