0123-1294 0123-1294 S0123-12942020000200179 10.5294/edu.2020.23.2.2 Spain Spain Spain 00 08 2020 00 08 2020 23 2 179 197

2010 2005 17 2 2 257-62 1967 2016 101 3 3 363-88 2019 51 7 7 828-55 1995 20 1 1 177-206 2008 2020 35 1 1 70-89 1995 12 A A 1-36 2000 12 3 3 325-9 2004 106-20 1998 30 30 450-71 2002 482-524 2018 21 2 2 307-25 2004 57 57 2019 II 23-35 2017 2005 40 1 1 5-10 2001 22 1 1 87-96 2009 29 1 1 1-12 2011 2013 10 1 1 149-60 2010 68 3 3 731-55 2006 121-50 2015 126 126 1243.1260 2020 26 1 1 130-47 1973 28 28 583-6 2019 13-27 2019 81-102 2011 2009 1 extra 1 extra 195-217 2013 30 8 8 660-75 2006 7 1 1 51-66 2005 6 1 1 5-22 2013 10 4 4 287-310 2020 12 2036 2036 2-19 2001 21 21 327-39 2005 36 4 4 457-75 1995 11 11 15-40 2000 56 56 407-24 1993 25 3 3 322-48 1994 50 3 3 65-84 2006 83-104 1994 14 14 149-57 2000 20 20 307-18 1978 Spokane, Washington 1980 44 2 2 181-97 1978 10 1 1 2000 56 3 3 365-71