0185-1667
0185-1667
S0185-16672019000300080
10.22201/fe.01851667p.2019.309.70120
Mexico
Mexico
00
09
2019
00
09
2019
78
309
80
106
[
2009
64
2
2
957-83
]
[
2012
92
92
447-55
]
[
2015
5
3
3
338-49
]
[
2013
2
]
[
2014
45
45
217-28
]
[
2014
43
43
41-7
]
[
2013
35
35
249-59
]
[
1983
98
1
1
85-106
]
[
2018
32
1
1
66-90
]
[
2015
60
1
1
1-20
]
[
2018
10
4
4
128-51
]
[
2010
373-421
]
[
1991
13
2
2
145-62
]
[
2011
31
7
7
679-702
]
[
1990
45
33
33
709-30
]
[
1985
58
2
2
135-57
]
[
2001
48
3
3
465-512
]
[
2007
7
1
1
1-41
]
[
2009
56
6
6
766-79
]
[
2013
51
1
1
61-91
]
[
2003
79
1
1
21-6
]
[
2004
36
5
5
911-28
]
[
2009
31
6
6
852-6
]
[
2010
42
6
6
1137-59
]
[
2011
15
^s3
^s3
3
379-95
]
[
1995
11
1
1
122-50
]
[
1996
18
1
1
1-26
]
[
1990
45
3
3
959-76
]
[
1986
18
1
1
95-103
]
[
2005
87
6
6
669-83
]
[
2019
55
7
7
1593-618
]
[
1983
91
2
2
228-48
]
[
1985
6
1
1
97-116
]
[
1996
38
2
2
215-20
]
[
2003
113
2
2
363-98
]
[
2004
36
2
2
265-86
]
[
1974
64
6
6
1006-12
]
[
1996
38
2
2
195-213
]
[
2002
34
2
2
540-61
]
[
2017
3
1
1
49-74
]
[
2012
89
1
1
273-80
]
[
2014
46
6
6
1113-35
]
[
1996
]
[
2016
163
1
1
452-63
]
[
2011
15
3
3
337-63
]
[
2011
2
3
3
419-53
]
[
2003
85
4
4
1082-9
]
[
1995
16
4
4
39-56
]
[
2017
56
5
5
1601-21
]
[
1987
18
1
1
7-27
]
[
1989
97
3
3
740-4
]
[
2010
120
543
543
131-56
]
[
1991
29
3
3
1110-48
]
[
2012
]
[
2010
32
6
6
1460-6
]
[
2011
15
S3
S3
437-71
]
[
2012
34
2
2
603-10
]
[
1999
21
5
5
449-69
]
[
1990
45
2
2
549-65
]
[
2019
233-234
233-234
612-21
]
[
2017
17
3
3
1-9
]
[
2011
33
1
1
67-78
]