2224-7920
2224-7920
S2224-79202019000100029
Angola
Angola
Angola
00
04
2019
00
04
2019
31
1
29
36
[
2017
11
2
2
327-34
]
[
2016
127
1
1
26-37
]
[
2005
2da
]
[
2018
60
38
38
1-11
]
[
2018
60
45
45
1-11
]
[
2001
13
2
2
77-80
]
[
2017
5
1
1
25-31
]
[
2017
100
1
1
1-16
]
[
2017
8
7
7
95-112
]
[
2008
32
1
1
251-7
]
[
1989
72
1
1
68-78
]
[
2017
11
4
4
696-704
]
[
1987
]
[
1990
5
1
1
14-20
]
[
2018
2
1
1
1-9
]
[
2015
98
1
1
1-11
]
[
2014
13
3
3
392-7
]
[
2017
30
5
5
603-21
]
[
2016
1
1
1
1-5
]
[
2015
93
1
1
4235-43
]
[
2014
12
2
2
31-40
]
[
SPSS
2006
]
[
2017
60
1
1
49-51
]