2604-1227 2604-1227 S2604-12272020000200090 10.24875/rmo.m19000070 México México México 00 04 2020 00 04 2020 94 2 90 93

1 1973 77 563 2 2007 26 7 7 819-25 3 1990 75 263-73 4 1980 98 1400-2