0188-7017 0188-7017 S0188-70172020000200105 10.24275/uam/izt/dcsh/alt/2020v30n60/gil Mexico 00 12 2020 00 12 2020 30 60 105 116

2006 1999 2 2 1973 2016 2005 2005 2008 1979 335-56 2006 1987 1 1 1 6-41 1993