0011-1503 0011-1503 S0011-15032011000100089 10.22201/iifs.18704905e.2011.856 Mexico 00 00 2011 00 00 2011 43 127 89 98 1921 1995 2003 66 2025-68 1991 23 69 69 137-54 1995 2004 333-7 2001 19-36 2000 1989 2005