2007-2538 2007-2538 S2007-25382019000100271 10.15174/rv.v0i23.421 Spain 00 06 2019 00 06 2019 12 23 271 292

1985 1993 1968 2006 2002 1979 1986 2007 1971 1963 1969 1999 2008 1979 1980 2002 1988 2001 1975 2000 2017 2006 1996 2006 2002 2006