Holdings
1978,1; 1979,1; 1980,1-6; 1981,Febr.; 1982,1; 1983,1-3; 1984,1-3; 1985,1-2; 12.1986; 13.1987,1-3; 14.1988,1-3; 15.1989,1-2; 16.1990,1-2; 17.1991,1; 18.1992,1; 20.1994,1; 22.1996,1-3; 24.1998,1; 25.1999,1; 28.2002,1
[PLZ 1: 7000; PLZ 2: 70329]