1134-8046
1134-8046
S1134-80462021000400169
10.20986/resed.2021.3914/2021
España
00
06
2021
00
06
2021
28
3
169
171
[
2016
17
2
2
239-49
]
[
1991
20
5
5
565-73
]
[
1968
43
2
2
72-7
]
[
2001
80
8
8
618-21
]
[
2012
4
2
2
144-51
]
[
2017
11
3
3
776-7
]
[
2018
11
263-4
]
[
2005
30
4
4
359-66
]
[
2015
18
3
3
277-86
]
[
2018
37
23-8
]
[
2005
100
6
6
1834-6
]
[
2018
97
6
6
]
[
2012
43
3
3
625-30
]
[
1970
93
4
4
851-72
]
[
2003
24
3-4
3-4
167-9
]
[
2018
19
397-9
]
[
2015
42
9
9
1037-50
]
[
2017
53
4
4
540-9
]