LC control no. | n 80044571 |
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Corporate name heading | International Union of Speleology |
Variant(s) | UIS Union internationale de spéléologie Internationale Union für Speläologie International Speleological Union ISU Union International of Speleology |
Found in | Its UIS-Bulletin, 1970. Speleogenesis and evolution of karst aquifers, [2003]: title screen (Commission on Karst Hydrogeology and Speleogenesis of the Union International of Speleology) |