2184-7770
2184-7770
S2184-77702021000200396
10.36367/ntqr.7.2021.396-402
Portugal
10
06
2021
10
06
2021
7
396
402
[
2011
]
[
2020
24
1
1
58-76
]
[
2007
]
[
2019
]
[
2003
(1st
81-110
]
[
2006
]
[
2008
]
[
2018
31
4
4
293-311
]
[
2015
20
5
5
520-35
]
[
2001
49-76
]
[
1967
]
[
2014
29
3
3
265-80
]
[
1995
8
3
3
115-8
]
[
2003
1st
131-55
]
[
2013
11
4
4
242-62
]
[
2010
14
2
2
133-51
]
[
1999
55
161-87
]
[
2018
33
3
3
412-26
]
[
2016
27
1
1
24-44
]
[
2012
13
2
2
11-22
]
[
2019
23
1
1
1-9
]
[
2018
33
3
3
334-48
]
[
1997
1
245-75
]
[
2018
22
6
6
606-21
]
[
1990
1st
]
[
1994
1st.
273-85
]
[
1998
2nd
]
[
2015
19
10
10
1080-95
]
[
2017
21
9
9
938-55
]
[
2016
20
12
12
1326-43
]
[
2016
27
1
1
62-79
]