2007-4387
2007-4387
S2007-43872018000100169
10.22201/iij.24487937e.2018.12.12447
Spain
00
12
2018
00
12
2018
12
169
197
[
2012
10
10
]
[
1989
]
[
2013
]
[
2012
]
[
1978
]
[
1970
]
[
2001
]
[
1988
]
[
1990
]
[
2013
]
[
2009
]
[
1992
]
[
1951
]
[
2004
]
[
2008
]
[
1981
]
[
2004
35
1-2
1-2
]
[
1997
]
[
2001
]
[
1981
]
[
1993
]
[
1998
I
]
[
2013
]
[
1983
]
[
2000
]
[
1988
IV
]
[
1996
]
[
2007
]
[
2009
2009
4
4
]