text sw 1931 2000 continuing irregular a -Existencias: 1931 v. 3(1); 1933 1937 v.5, 7; 1939 v. 11-12; 1940 v. 13; 1949 v. 26; 1953 v. 31-33; 1954 v. 34; 1957 v. 37-38; 1958 v. 39-41; 1959 v. 42; 1963 v. 47; 1964 v. 48; 1965 v. 50; 1967 v. 51-53; 1968 v. 55; 1972-1973 v. 57-58; 1974 v. 59-60; 1975 v. 61-62; 1980 v. 67; 1981 v. 69; 1982 v. 70-72; 1983 v. 73; 1991 v. 77; 1996 v. 81; 1999 v. 84; 2000 v. 85 Botanica AR-ReUNN 260630 20260702154512.0 246953 spa