231 pp, many annotations, maps & surveys; Berlin 2020. By Herbert Daniel Gebauer. The only comprehensive source on karst and caves of Sri Lanka. Describes over 310 cave sites, most of which are not documented according to international speleological standards. In consequence, this volume is an invaluable reference for further cave exploration in this south Asian country. In English language.
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 "Resources on the Speleology of Sri Lanka BHB Volume 80")
