Jahr | Periodikum Nummer |
---|---|
2018 | 1; |
2017 | 1; |
2016 | 1; |
2015 | 1; |
2014 | N; |
2013 | N; |
2012 | N; |
2011 | N; |
2010 | N; |
2009 | N; |
2008 | N; |
2007 | N; |
2006 | N; |
2004 | N; |
2003 | N; |
2000 | N; |
1998 | N; |
1996 | N; |
1995 | N; |
1994 | N; |
1993 | N; |
1992 | N; |
1991 | N; |
1990 | N; |
1989 | N; |
1988 | N; |
1987 | N; |
1986 | N; |
1985 | N; |
1984 | N; |
1983 | N; |
1982 | N; |
1981 | N; |
1980 | N; |
1979 | N; |
1977 | N; |
1975 | N; |
1973 | N; |
1972 | N; |
1971 | N; |
1970 | N; |
1968 | N; |
1966 | N; |
1965 | N; |
1964 | N; |