0188-6649 0188-6649 S0188-66492006000300009 10.21555/top.v31i1.182 Italy 00 00 2006 00 00 2006 31 9 33

1991 1968 1982 1974 1969 I 1975 1991 1931 2001 84-95 2001 1934 2000 1992 37 245-72 1949 2000 LXVII-CXIII 1994 1991 2002 21-37 1986