1978=41; 1980=43; 1981,Juni=44; 1981,Sept.=45; 1982,Juni=46; 1982,Sept.=47; 1983,Mai=48; 1983,Sept.=49; 1985,Mai=50; 1985,Sept.=51; 1986,Juni=52; 1986,Aug.=53; 1987,Juni=54; 1987,Aug./Sept.=55; 1988,Mai=56; 1988,Sept.=57; 1989=58; 1990=59; 1991,Apr.=60; 1991,Okt.=61; 1992,Apr./Mai=62; 1992,Sept.=63; 1993,Mai=64; 1993,Aug./Sept.=65; 1995=67; 1996,Apr./Mai=68; 1996,Aug.=69 von: Europäische Hefte