1692-2522 1692-2522 S1692-25222018000200275 10.22395/angr.v17n33a12 Colombia Colombia 00 12 2018 00 12 2018 17 33 275 291

1994 257-68 1998 2010 105-28 2011 1995 397-412 1973 2005 2010 171-86 1999 1992 1979 1993 243-76 1974 1996 66 3-30 1987 252-76