1390-9274
1390-9274
S1390-92742020000100023
10.18537/est.v009.n017.a02
Spain
Spain
Spain
00
06
2020
00
06
2020
9
17
23
44
[
1980
]
[
2017
74-9
]
[
2015
]
[
2005
96-113
]
[
2017
]
[
1999
]
[
2014
]
[
1976
]
[
1982
]
[
2003
]
[
2009
]
[
1988
]
[
2015
181-9
]
[
2016
433-49
]
[
2016
617-28
]
[
2016
294-300
]
[
2016
]
[
2008
]
[
2008
]
[
2015
]
[
1957
]
[
2009
]
[
2014
]
[
2018
]
[
1978
]
[
2018
]
[
2004
24-49
]
[
2012
]
[
2011
19-63
]
[
2011
]
[
1981
]