2448-5705 2448-5705 S2448-57052020000100083 10.22201/ceiich.24485705e.2020.20.71197 Mexico 00 04 2020 00 04 2020 8 20 83 92

1994 271-80 1989 62 1327-30 1989 40 5284-94 1992 34 318-27 2003 358 1625-164 2000 2000 2000 8 163-79 1998