0120-0062 0120-0062 S0120-00622020000200216 10.15446/ideasyvalores.v69n173.84899 Spain 00 08 2020 00 08 2020 69 173 216 221 2012 29 4 4 529-64 1986 2005 21-47 1987 2000 32 6 6 11-25 1979 20 37-41 2001 1988 2018 1994 1986 2011 2004 459-91