0187-7151 0187-7151 S0187-71512004000200043 México 00 00 2004 00 00 2004 67 43 48

2001 2 648-74 1978 65 698-724 1999 1 5-51 1979 49-85 1954 8 1-2 1-2 59-129 1996 22