0188-6649 0188-6649 S0188-66492006000100197 10.21555/top.v30i1.198 Italy 00 00 2006 00 00 2006 30 197 231

1998 1962 1936 1985 1980 1988 1959 1982 1990 1977 72 105-25 1987 1986 1988 42 45-70 1985 39 898-905 1988 1953 1969 1976 IX 105 1987 1990 1973 1925 6 1987 1990 1983 1997 1975 1981 1986 1990 1978 1994 151 3-20 1985 1988 1 1966 1986 1987 1987 4 1934 1909 13ma 1958 1976 1977 7 1005-15 1976 1967 XVII 233-53