1990-8644 1990-8644 S1990-86442020000600416 México 00 12 2020 00 12 2020 16 77 416 422

1944 2013 2017 2014 11-12 11-12 94-113 2004 7 93-111 1998 32 32 203-46 2006 2018 37-58 2003 1992 1988 2000 5 5 27-42 1989 2010