0185-6286 0185-6286 S0185-62862022000200008 10.22134/trace.82.2022.838 Mexico 00 00 2022 00 00 2022 82 182 197

1983 16 233-64 1992 2017 1977 1985 1994 1 13-69 2014 1999 1983 20 2 2 129-45 1971 8 69-82 1975 1975 2013 2007 37 2 2 165-202