0187-5779
0187-5779
S0187-57792018000400411
10.28940/terra.v36i4.318
Paraguay
México
Mexico
Mexico
00
12
2018
00
12
2018
36
4
411
421
[
2008
]
[
2014
5
813-9
]
[
2011
60
133-6
]
[
2012
7
147-54
]
[
2007
53
131-4
]
[
2007
68
1855-63
]
[
2007
87
861-5
]
[
1997
54
14-22
]
[
FID
2012
5ta edición.
]
[
1998
74
3-20
]
[
]
[
1976
3
175-80
]
[
1993
10
301-9
]
[
2004
27
1107-23
]
[
2010
28
199-208
]
[
2010
8
47-53
]
[
2012
132
1121-32
]
[
2011
5
1200-4
]
[
2000
]
[
SAS Institute
2007
]
[
2013
50
731-6
]
[
2013
93
2121-9
]
[
2014
45
2577-92
]
[
2005
146
1-14
]
[
1999
34
1039-43
]
[
1990
]
[
2010
231
581-8
]
[
2013
5
588-91
]