2448-7678
2448-7678
S2448-76782002000100006
Mexico
00
06
2002
00
06
2002
31
90
[
2000
30
4
4
400-13
]
[
2001
9
9
]
[
2001
]
[
1996
St. Gallen, Switzerland
]
[
2000
30
4
4
374-88
]
[
2000
111
111
4-6
]
[
2000
117
117
40-3
]
[
1998
61
61
]
[
2000
1
]
[
2000
88
88
]
[
1998
3
3
3
]
[
2002
XXV
289
289
16-83
]
[
1996
St. Gallen, Switzerland
]
[
1992
]
[
1993
]
[
1976
36
2
2
233-44
]
[
1997
XX
229
229
16 y 17
]
[
1985
]
[
2000
Sydney, Australia
]
[
1997
]
[
2001
36
3
3
359-81
]
[
World Bank
2002
]