1983-2117
1983-2117
S1983-21172006000200121
10.1590/1983-21172006080204
Brazil
00
12
2006
00
12
2006
8
2
121
132
[
53-60
]
[
625-25
]
[
1-87
]
[
38
12
12
1970-983
]
[
]
[
BRASIL, MEC/SEF
BRASIL, MEC/SEF
]
[
]
[
]
[
9
1
1
41-58
]
[
69-102
]
[
139-50
]
[
1
1
1
29-46
]
[
3
3
19-21
]
[
]
[
]
[
]
[
36
205-21
]
[
9
1
1
135-1156
]
[
]
[
]
[
39
39
61-78
]
[
]
[
1
74-90
]