1390-9274 1390-9274 S1390-92742018000500202 10.18537/est.v007.n014.a09 Spain Spain 00 10 2018 00 10 2018 7 202 228

2002 58 503-16 2003 2003 3 9-22 2005 19-55 2010 1 13-37 2015 21-31 2018 Madrid, España 2017 2015 2011 2010 2009 1969 2012 1993 2011 1999 2006 1994 2016 2017 2010 2017 10 79-98 2010 1 39-54 2017 10 305-22 2017 10 165-80 2005 89-116 1992 2009 2011 19-42 1998