0212-9728
0212-9728
S0212-97282021000100007
10.6018/analesps.37.1.383941
Spain
Spain
00
04
2021
00
04
2021
37
1
51
60
[
2015
14
4
4
487-500
]
[
2012
28
3
3
848-59
]
[
2011
21
4
4
327-36
]
[
2000
2
]
[
2004
26
2
2
571-93
]
[
2008
11
2
2
131-51
]
[
2013
64
135-68
]
[
1986
41
10
10
1040-8
]
[
1988
54
1
1
]
[
1979
34
10
10
906-1
]
[
2016
86
4
4
559-75
]
[
2006
9
1
1
]
[
2012
10
1
1
73-94
]
[
2016
32
2
2
474-83
]
[
1994
101-24
]
[
1996
8
1
1
]
[
2003
7
8
8
247-58
]
[
2003
132
1
1
47
]
[
2016
109
3
3
253-65
]
[
2015
42
4
4
239-50
]
[
1998
32
3
3
200-12
]
[
1988
141-69
]
[
2000
41
49-100
]
[
2013
25
2
2
151-7
]
[
1998
10
1
1
97-109
]
[
2014
24
3
3
307-19
]
[
1990
82
33-40
]
[
2011
]
[
2017
45
31-51
]
[
1996
33
2
2
359-82
]
[
2005
40
2
2
85-94
]
[
1989
33-63
]
[
2002
27
1
1
51-79
]
[
2016
38
99-113
]
[
2011
9
2
2
641-58
]
[
2007
13
2
2
127-42
]
[
2007
51
3
3
315-26
]
[
1992
53-91
]