0187-5779
0187-5779
S0187-57792012000300229
México
Mexico
México
Mexico
00
09
2012
00
09
2012
30
3
229
238
[
1999
]
[
2003
24
1367-76
]
[
2002
5
8-9
]
[
2007
50
278-92
]
[
2009
75
900-5
]
[
2008
101
971-82
]
[
1992
9
44-6
]
[
2008
90A
931-9
]
[
2006
16
799-805
]
[
2004
27
183-220
]
[
2003
579-88
]
[
1992
42
213-7
]
[
2011
75
567-78
]
[
1999
44
331-5
]
[
2008
174
496-501
]
[
1997
45
1911-5
]
[
2003
98
409-22
]
[
2002
9
143-8
]
[
2009
847
295-9
]
[
2010
33
149-56
]
[
SAS Institute
1990
6
]
[
1984
The Netherlands
633-49
]
[
1970
46
862-3
]
[
2009
166
447-66
]
[
2004
267
191-206
]
[
2005
106
177-91
]
[
2001
524-5
]
[
2005
168
574-80
]
[
2000
23
329-38
]
[
2012
10
96-107
]
[
2000
38
37-46
]
[
2004
43
975-7
]
[
2001
88
967-88
]
[
2002
25
2315-31
]
[
2002
293
97-105
]
[
2000
78
265-70
]
[
2006
64
226-33
]
[
2003
91
243-52
]
[
2001
112
395-405
]
[
2000
13
137-63
]
[
2001
44
545-51
]