2184-7770
2184-7770
S2184-77702021000300422
10.36367/ntqr.9.2021.422-430
Spain
Spain
20
06
2021
20
06
2021
8
422
430
[
2020
54
293-302
]
[
2019
28
15-16
15-16
3012-20
]
[
2019
27
11
11
4245-52
]
[
2019
41
165-72
]
[
2012
16
2
2
124-30
]
[
2010
18
4
4
499-508
]
[
2012
12
]
[
2020
43
1
1
]
[
2012
35
6
6
39-47
]
[
2016
21
205-11
]
[
2017
32
5
5
768-77
]
[
2017
26
11
11
1914-21
]
[
2019
28
9
9
1819-28
]
[
2017
100
10
10
1934-42
]
[
2017
26
11
11
1741-8
]
[
1995
4
523-31
]
[
2016
26
5
5
664-71
]
[
1981
]
[
2019
54
3
3
217-30
]
[
2019
21
12
12
1736-45
]
[
2016
17
2
2
503-10
]
[
2016
24
11
11
4739-46
]
[
2018
55
123-9
]
[
2019
54
3
3
176-92
]
[
2019
222
December 2018
December 2018
231-45
]
[
2020
60
8
8
899-911
]
[
1989
]
[
2006
29
26-31
]
[
2013
2
5
5
75-85
]
[
2010
18
12
12
1521-30
]