1870-199X
1870-199X
S1870-199X2006000100008
10.22201/fo.1870199xp.2006.10.1.15929
Mexico
Mexico
00
00
2006
00
00
2006
10
1
8
15
[
1980
548-9
]
[
1988
4
300-1
]
[
1968
3
]
[
1985
14
299-306
]
[
1992
2
]
[
1994
30
377-80
]
[
1990
11
405-11
]
[
1992
50
1221-4
]
[
1988
46
705-9
]
[
2001
59
1226-8
]
[
1989
119
169-70
]
[
1988
17
175-7
]
[
1990
18
277-84
]
[
1988
53
518-21
]
[
1979
47
203-17
]
[
1992
21
401-3
]
[
1994
32
298-302
]
[
1990
11
42-5
]
[
1985
43
987-90
]
[
1991
20
114-9
]
[
1986
14
215-22
]
[
1996
82
426-33
]
[
2000
29
129-38
]
[
1999
31
539-44
]
[
2001
26
525-30
]
[
1999
78
522
]
[
2000
1470
09-020
]
[
2001
189
1-13
]