0871-9721
0871-9721
S0871-97212021000300167
10.32932/rpia.2021.09.063
Portugal
30
09
2021
30
09
2021
29
3
167
178
[
1999
7
191-4
]
[
2002
2
341-6
]
[
2018
73
744-64
]
[
2009
39
1467‑76
]
[
2004
114
371-6
]
[
2008
8
330-7
]
[
2010
21
1166-70
]
[
2002
110
928-33
]
[
1997
52
94-6
]
[
2012
2012
1-8
]
[
1994
34
344-8
]
[
2006
16
79-85
]
[
2000
55
1005-10
]
[
1980
45
351-4
]
[
2003
33
58-64
]
[
2000
105
1231-5
]
[
2004
92
409-13
]
[
2006
16
232-8
]
[
2019
51
122-8
]
[
1966
3
331-3
]
[
1993
48
37-46
]
[
2011
16-7
]
[
2005
60
1339-49
]
[
2017
72
342-65
]
[
2010
126
105-11.e5
]
[
2014
12
244‑56
]
[
1992
22
59-65
]
[
2000
55
483-7
]
[
2008
122
1001-1007.e4
]
[
2013
68
702-12
]
[
1997
100
458-63
]
[
2008
63
375-6
]
[
2007
62
962-3
]
[
2017
47
1631-9
]
[
2005
60
1459-70
]