0212-9728
0212-9728
S0212-97282021000200013
10.6018/analesps.37.2.342731
Spain
Spain
00
09
2021
00
09
2021
37
2
323
333
[
2017
29
202-19
]
[
2017
110
5
5
565-74
]
[
2008
20
4
4
883-9
]
[
2013
25
2
2
266-74
]
[
1992
327-48
]
[
2003
]
[
2017
110
6
6
882-97
]
[
2015
]
[
2006
339
119-46
]
[
2018
24
10-30
]
[
2014
]
[
2013
38
136-48
]
[
1995
100
5
5
1261-93
]
[
2015
21
]
[
2020
26
2
2
121-8
]
[
2020
]
[
2017
37
9
9
1280-308
]
[
2001
12
505-10
]
[
2011
Second
60-87
]
[
2010
]
[
2017
37
3
3
261-71
]
[
2005
]
[
2010
]
[
2016
2
5
5
186-201
]
[
2017
28
3
3
119-28
]
[
2007
42
1
1
82-110
]
[
2017
20
3
]
[
2015
]
[
2017
51
267-83
]
[
2010
40
139
139
257-76
]
[
1999
]
[
2017
37
6
6
680-94
]
[
2016
53
2
2
173-88
]
[
1986
]
[
2004
4
61-90
]
[
2018
16
1
1
5-20
]
[
2005
259-96
]
[
2008
29
205-27
]
[
2014
41
3
3
489-506
]
[
2015
14
1
1
134-8
]
[
2010
]
[
UNESCO
2013
]
[
2015
20
2
2
227-46
]
[
2014
66
3
3
377-97
]
[
2018
]