2007-2538 2007-2538 S2007-25382019000200119 10.15174/rv.v0i24.422 México 00 12 2019 00 12 2019 12 24 119 145

1967 997-1026 2005 2001 2007 1996 1990 1998 2004 Lisboa 2004 Lisboa 2001 9-20 2004 Lisboa 2007 1991 2001 Lisboa