International Federation for Documentation (1938-1986)(13)
Conference on the Standardization of Geographical Names (1. : 1967 : Genf) (1967-)(1)
Conference on the Standardization of Geographical Names (4. : 1982 : Genf) (1982-)(1)
Institut für Landeskunde (Bonn) (1959-1973)(1)
International Cartographic Association / Commission Multilingual Dictionary(1)
International Federation for Documentation/C 91 / Revisionskomitee(1)
International Geographical Union / Commission on National and Regional Atlases(1)
Internationale Geographische Union (1923-)(1)
Meeting of the Joint Working Group on Environmental Atlases (4, 1979, La Coruna,/Spanien)(1)
Pädagogische Hochschule (Potsdam) / Ökonomische Geographie(1)