0212-9728
0212-9728
S0212-97282020000200017
10.6018/analesps.36.2.349561
Portugal
Portugal
Portugal
Portugal
Portugal
00
09
2020
00
09
2020
36
2
340
347
[
2019
14
1
1
24-7
]
[
2019
15
2
2
]
[
2010
2nd
]
[
2007
8
5
5
671-84
]
[
2017
13
2
2
58-70
]
[
1999
125
627-68
]
[
2000
11
4
4
227-68
]
[
2008
49
3
3
182-5
]
[
2000
55
1
1
34-43
]
[
2006
1
151-7
]
[
2011
3
1
1
1-43
]
[
1985
49
71-5
]
[
1999
125
276-302
]
[
European Commission
2018
]
[
2014
119
1
1
473-81
]
[
1981
18
1
1
39-50
]
[
2003
27
199-223
]
[
2015
33
2
2
81-92
]
[
2015
28
3
3
425-33
]
[
2014
7th
]
[
1999
6
1
1
1-55
]
[
1993
23
1789-805
]
[
2010
35
280-96
]
[
2006
34
5
5
684-718
]
[
1970
57
3
3
519-30
]
[
2004
11
3
3
320-41
]
[
2007
2
1
1
2-17
]
[
2013
3
1
1
20-34
]
[
2002
7
1
1
25-34
]
[
2015
11
2
2
29-40
]
[
2012
15
1
1
399-409
]
[
2012
8
2
2
1097-104
]
[
2001
8
353-77
]
[
2017
72
3
3
425-35
]
[
2005
97
3
3
444-53
]
[
2000
26
4
4
419-35
]
[
2000
55
1
1
68-78
]
[
2000
25
54-67
]
[
2002
3-33
]
[
2007
1-19
]
[
1990
45
489-93
]
[
2012
13
2
2
209-19
]
[
2015
385
9968
9968
640-8
]
[
1989
28
4
4
]
[
1995
41
3
3
221-38
]
[
2007
4
52-74
]
[
2006
10
3
3
179-201
]
[
1988
54
1063-70
]
[
2005
52
4
4
591-601
]
[
1996
36
5
5
595-601
]
[
2006
34
6
6
806-38
]
[
2009
46
197-201
]