0186-7210
0186-7210
S0186-72102011000200233
10.24201/edu.v26i2.1383
Mexico
Germany
00
08
2011
00
08
2011
26
2
233
265
[
1984
]
[
1995
27
2
2
93-115
]
[
2009
27
1
1
211-35
]
[
1977
]
[
1967
]
[
2002
2
]
[
2008
22
1 (64)
1 (64)
143-78
]
[
1998
9
9
849-92
]
[
1992
3
2
2
371-460
]
[
2001
75
75
171-89
]
[
1980
75
75
295-305
]
[
2001
29
3
3
653-89
]
[
2008
]
[
1993
66
66
41-62
]
[
2002
2
]
[
2004
29
89
89
5-24
]
[
2003
]
[
2001
27
82
82
21-42
]
[
2002
28
28
443-78
]
[
2006
Guadalajara
]
[
2007
2007
Nueva York
]
[
2000
26
667-92
]
[
1993
]
[
1990
]
[
2002
]
[
2002
]
[
2007
]
[
1993
80-108
]