1989-3809 1989-3809 S1989-38092024000100005 10.24310/escpsi.17.1.2024.15796 Spain 00 06 2024 00 06 2024 17 1 44 52

2005 36 2 2 217-35 2003 53 2 2 217-30 1975 4 1 1 4-10 1993 9-44 1978 1967 1957 1957 1970 77 5 5 419-50 1984 42 385-95 2012 1999 3 3 20-8 1943 1976 14 2 2 133-47 2002 8 2 2 75-84 1990 2008 1 1 1 1-19 1977 174-200 2010 117 3 3 972-93 2013 Vol. 1. Methods and principles 513-46 2006 86 2 2 159-79 2009 92 2 2 135-8 1971 1992 42 369-87 2010 26 87-94 1958 4 1 1 147-57 2013 6 1 1 20-7 2002 1938 1953 1969 2003 54 115-44 1918