International Cartographic Association (1959-)(1)
International Cartographic Association / Thematic Cartography(1)
Joint Working Group on Environmental Atlases(1)
Lauter, Ernst-August (1920-1984)(1)
Martin-Luther-Universität Halle-Wittenberg. Sektion Geographie (1970-1989)(1)
Meeting of the Joint Working Group on Environmental Atlases (2, 1978, London)(1)