0188-4611 0188-4611 S0188-46112020000200121 10.14350/rig.60199 Mexico Mexico 00 00 2020 00 00 2020 102 2008 1992 1975 1977 2002 2015 1979 1993 1988 4 39-53 2008 2009 2013 1996 6