1870-6622
1870-6622
S1870-66222020000100007
10.18381/eq.v17i1.7147
Mexico
00
06
2020
00
06
2020
17
1
7
27
[
2011
3
855-79
]
[
2003
12
3
3
419-45
]
[
2013
45
19
19
2751-64
]
[
2012
0874-4548
0874-4548
]
[
2007
32
3
3
946-67
]
[
2015
]
[
1998
40
4
4
549-60
]
[
2010
19
2
2
453-87
]
[
2016
25
3
3
258285
]
[
1989
34
3
3
454-79
]
[
2010
93
1
1
115-35
]
[
2005
81
3
3
525-40
]
[
2009
48
2
2
206-24
]
[
2014
69
1
1
139-78
]
[
2017
1-53
]
[
2015
1
8
8
]
[
2011
62
1
1
69-95
]
[
2007
]
[
2007
32
3
3
925-45
]
[
2002
80
3
3
68-75
]
[
2001
26
1
1
117-27
]
[
2003
24
3
3
403-41
]
[
2009
85
2
2
]
[
2014
60
2
2
380-99
]
[
2007
16
3
3
773-92
]
[
2002
]