1870-199X
1870-199X
S1870-199X2007000300140
10.22201/fo.1870199xp.2007.11.3.15812
Mexico
Mexico
00
00
2007
00
00
2007
11
3
140
144
[
1998
24
716-9
]
[
2000
26
29-31
]
[
1997
23
423-7
]
[
2001
27
456-8
]
[
1992
36
357-79
]
[
1999
32
197-203
]
[
1993
19
591-5
]
[
2000
188
266-8
]
[
1998
24
799-801
]
[
1995
21
74-8
]
[
1990
16
391-3
]
[
1999
25
43-8
]
[
1995
21
349-53
]
[
1999
25
197-205
]
[
1996
22
575-8
]
[
1998
24
176-9
]
[
2002
28
5-7
]
[
2001
2
445-78
]
[
1994
27
252-6
]
[
1995
28
30-4
]
[
1994
20
159-63
]