2011-0324 2011-0324 S2011-03242020000100073 10.18046/recs.i30.3844 Colombia 00 04 2020 00 04 2020 30 73 95

1970 2007 2013 2008 2014 2008 2017 1970 2015 1983 2005 a 2005 b 2005 23 9 28 2005 1 1981 2015 1998 1998 2007 1997 1990 1966 14 15 44 1983 2010