0034-7744
0034-7744
S0034-77442020000100012
10.15517/rbt.v68i1.36881
Mexico
Mexico
Mexico
00
03
2020
00
03
2020
68
1
12
22
[
2005
109
203-9
]
[
1985
212
427-32
]
[
1936
66
1-11
]
[
1990
115
1
1
141-5
]
[
1949
63
3
3
325-43
]
[
2002
83
1005-9
]
[
2011
12
1
1
99
]
[
1999
24
177-1984
]
[
1976
76
3
3
519-22
]
[
2003
73
1
1
1-13
]
[
2017
254
1-11
]
[
1976
73
95-104
]
[
1978
68
2
2
41-4
]
[
1972
21
299-304
]
[
1977
4
3
3
337-62
]
[
2006
108
2
2
105-20
]
[
2013
87
112-7
]
[
1972
75
1
1
32
]
[
2013
]
[
2000
58
147-60
]
[
2005
]
[
1994
299-315
]
[
2014
300
5
5
909-15
]
[
2010
123
3
3
295-300
]
[
2003
12
21
21
7-17
]
[
1993
20
3
3
18-20
]
[
1951
38
2
2
141-3
]
[
2008
39
8
8
1351-62
]
[
1962
15
473-97
]
[
1987
18
357-79
]
[
1971
37
3
3
295
]
[
1972
]
[
1963
41
12
12
1657-61
]
[
2013
45
37-44
]
[
2007
85
18-25
]
[
2010
26
4
4
457-65
]
[
2003
51
117-27
]
[
1987
226
91-8
]
[
1995
12
5-10
]
[
2004
151
2
2
251-65
]
[
2016
11
1
1
72-7
]
[
1984
74
3
3
87-95
]
[
1981
]
[
2005
38
2
2
99-105
]
[
2006
55
3
3
705-31
]
[
1966
44
4
4
497-506
]
[
2014
43
2
2
119-28
]
[
1969
57
3
3
669-71
]
[
1991
]
[
2003
249
2
2
359-71
]
[
1964
51
7
7
730-6
]
[
1960
38
6
6
925-30
]
[
2008
3
014
]