1405-3322
1405-3322
S1405-33222017000300655
10.18268/bsgm2017v69n3a8
USA
Mexico
Mexico
00
00
2017
00
00
2017
69
3
655
668
[
2010
304
]
[
1927
16
87-95
]
[
1929
18
73-213
]
[
1960
6
213-306
]
[
1971
240
]
[
1981
51
359-65
]
[
2009
79
184-209
]
[
2009
27
]
[
1913
64
500-19
]
[
2016
19
145-8
]
[
2007
52
]
[
1976
19
107-31
]
[
2009
138
55-111
]
[
1851
5
267-72
]
[
1852
6
10-28
]
[
2009
21
1-109
]
[
2004
71
7-22
]
[
1928
78
161-219
]
[
1850
1-243
]
[
2013
132
129-39
]
[
2016
14
99-126
]
[
2004
163
165-74
]
[
1803
3
1-468
]
[
1817
3
151
]
[
2005
83
49-86
]
[
1838
53-71
]
[
1991
104
764-92
]
[
1996
103
93-115
]
[
1886
1-362
]
[
1881
11
1-8
]
[
1851
16
221-91
]
[
2007
29
29-38
]
[
1892
6
241-326
]
[
1893
7
411-95
]
[
1917
69
1
1
32-41
]
[
2013
331
]
[
1815
224
]
[
1919
103
123-84
]
[
1919
291
159-84
]
[
1975
175
259-71
]
[
1979
288
1395-7
]
[
1988
5
51-69
]
[
1819
496
]
[
2006
75
2
2
111-36
]
[
2008
34
1-15
]
[
1858
10
225-52
]
[
1859
7
49-93
]
[
1860
7
177-246
]
[
1866
1
46-8
]
[
2005
32
53-85
]
[
2015
658-62
]
[
2009
35
51-69
]
[
1966
1
1-4
]
[
1929
14
1-310
]