2448-8089
2448-8089
S2448-80892022000100306
10.24844/em3401.11
Germany
Spain
00
00
2022
00
00
2022
34
1
306
334
[
2006
]
[
2012
1
1
1
1-14
]
[
2019
1
1
1
1203
]
[
2010
13
1
1
7-32
]
[
2019
11
4039
4039
1-17
]
[
2018
7
1
1
1-11
]
[
2016
]
[
2005
315-45
]
[
2004
]
[
1997
]
[
2005
11
5
5
603-21
]
[
1987
]
[
2012
420
26-9
]
[
2018
]
[
2003
]
[
2009
1-32
]
[
2014
1-29
]
[
2018
126
2
2
1-8
]
[
2009
14
1
1
73
]
[
2011
]
[
2019
16
2
2
2204
]
[
2007
119
1
1
183-91
]
[
2016
594-9
]
[
2002
]
[
2008
]
[
2007
4
80
80
73-80
]
[
2013
44
77-99
]
[
1971
]
[
2011
]
[
2020
35
153-8
]
[
2016
71
133-50
]
[
2004
334
165-8
]
[
1980
7-25
]
[
UNESCO
2017
]
[
2020
34
2
2
1-30
]
[
1993
]
[
2000
32
6
6
775-95
]
[
2012
67
1
1
42
]
[
2018
]