1576-5962
1576-5962
S1576-59622018000100001
10.5093/jwop2018a1
Mexico
USA
00
00
2018
00
00
2018
34
1
1
9
[
1990
63
1-18
]
[
1977
34
191-252
]
[
2003
88
87-99
]
[
1986
51
1173-82
]
[
1951
35
307-11
]
[
2016
14
317-38
]
[
2015
]
[
2006
40
139-47
]
[
1999
29
575-96
]
[
1992
17
183-211
]
[
2006
49
305-25
]
[
2013
]
[
2001
86
80-92
]
[
2011
]
[
2001
86
114-21
]
[
1969
4
309-226
]
[
1990
]
[
2009
23
17-23
]
[
2017
42
10-31
]
[
1996
175-208
]
[
2015
31
135-45
]
[
2015
43
1547-62
]
[
2004
23
603-19
]
[
2009
30
161-72
]
[
2007
171-89
]
[
1997
65
529-65
]
[
2002
2
219-41
]
[
2009
110
1-22
]
[
1991
285-305
]
[
2002
58
1003-22
]
[
1996
70
321-35
]
[
1982
13
290-312
]
[
2006
9
221-32
]
[
2014
15
809-27
]
[
2013
66
829-56
]
[
2011
78
290-304
]
[
2013
73
913-34
]
[
2011
50
1261-6
]
[
1999
77
1271-88
]
[
1997
23
1007-23
]