2448-654X 2448-654X S2448-654X2019000300619 10.24201/eaa.v54i3.2464 Spain 00 12 2019 00 12 2019 54 3 619 633 2009 2009 225-393 1996 1968 2001 1931 1972 1981 1953 21 77-105 2005 2013 2011 303-14