1405-1079
1405-1079
S1405-10792007000200353
Mexico
Mexico
Mexico
00
12
2007
00
12
2007
16
2
353
379
[
2004
33
829-39
]
[
2002
14
89-115
]
[
1982
]
[
2002
347
67-84
]
[
2004
24
553-61
]
[
1995
]
[
2004
17
27
27
127-58
]
[
2001
12
1
]
[
1995
20
3
]
[
2002
19
2
2
110-32
]
[
2000
12
2
2
229-41
]
[
2001
]
[
2004
14
3
3
396-406
]
[
2005
]
[
2005
52
]
[
1952
8
72-11
]
[
2002
29
2
2
119-33
]
[
1982
7
]
[
1993
1
4
]
[
2005
29
2
]
[
2004
17
27
27
33-61
]
[
2001
12
2
]
[
2005
55
3
3
200-14
]
[
2002
01
]
[
1994
9
2
2
]
[
2002
1-6
]
[
1988
]
[
2005
43
6
6
837-50
]
[
2004
13
8
8
733-45
]
[
2003
11
15-35
]