International Congress of Psychology (22. : 1980 : Leipzig) (1980-)(3)
Arbeitsgemeinschaft Weltanschauungsfragen (2009-)(1)
Conference on the Standardization of Geographical Names (1. : 1967 : Genf) (1967-)(1)
Conference on the Standardization of Geographical Names (4. : 1982 : Genf) (1982-)(1)
Dauzenroth, Erich (1931-2004)(1)
Deutsche Korczak-Gesellschaft(1)
Döblin, Wolfgang (1915-1940)(1)
Gregory, Caspar René (1846-1917)(1)