0212-9728
0212-9728
S0212-97282020000200020
10.6018/analesps.36.2.368871
Spain
00
09
2020
00
09
2020
36
2
370
377
[
2004
30
3
3
309-27
]
[
2018
]
[
2011
41
239-65
]
[
2016
]
[
1956
7th
]
[
2014
]
[
1977
12
43-7
]
[
2013
7
17-24
]
[
2002
47
531-41
]
[
2006
Dallas
]
[
2018
44
2
2
682-706
]
[
2008
8
1
1
1-27
]
[
2013
24
414-27
]
[
2004
15
4
4
537-50
]
[
1990
]
[
2014
105
3
3
399-412
]
[
2009
]
[
1990
63-80
]
[
2009
40
5
5
532
]
[
1999
Chicago
6-11
]
[
2005
42
11
11
40
]
[
2007
102
226-39
]
[
2003
395-407
]
[
2005
31
126-52
]
[
2007
33
3
3
290-320
]
[
2008
23
744-71
]
[
2006
10
6
6
269-314
]
[
2014
2014
1
1
10650
]
[
2014
]
[
1978
63
5
5
579-88
]
[
2000
73
287-302
]
[
2007
14
142-59
]
[
2015
17
3
3
312-32
]
[
2004
65
294-308
]
[
2007
71
146-65
]
[
1988
]
[
2012
12
2
2
171-91
]
[
2012
12
2
2
171-91
]
[
1994
22
4-20
]
[
1983
142
]
[
1985
22
2
2
133-54
]
[
2017
49
5
5
396-401
]
[
2010
11
2
2
155-74
]
[
2000
14
3
3
115-23
]
[
2004
47
1
1
141-52
]
[
1991
17
4
4
789-803
]
[
2015
21
1
1
32
]
[
2016
41
71-90
]
[
2011
26
7
7
584-603
]
[
2018
]
[
2017
15
81-103
]
[
2008
29
5
5
549-71
]