1405-1079 1405-1079 S1405-10792006000100049 Venezuela 00 06 2006 00 06 2006 15 1 49 82

1992 1976 2001 1994 1987 1975 2002 2004 1981 1990 1991 1991 1998 I 1969 2000 1957 1999 1970 1999 2004 2001 1997 2001 1972 1975 1976 1969