Institut für Geographie und Geoökologie (1976-1991)(1)
International Cartographic Association (1959-)(1)
International Cartographic Association / Thematic Cartography(1)
Joint Working Group on Environmental Atlases(1)
Klinghardt, Hermann (1847-1926)(1)
Kondracki, Jerzy (1908-1998)(1)
Lauter, Ernst-August (1920-1984)(1)
Lüdemann, Heinz (1928-1997)(1)
Meeting of the Joint Working Group on Environmental Atlases (5, 1980, Warsaw)(1)