International Speleological Projects to Cambodia 2017 and 2018 (Kampot and Battambang provinces) BHB Volume 76
78 pp., colour photo tables, many maps & surveys; Berlin 2018. This volume presents a 2017 US expedition to Kampot Province in southern Cambodia as well as an international expedition in 2018, which continued the 2017 investigations in Phnum Proek District (Battambang Province). Sixty-two new caves and 9.9 km of passages were mapped, including the new third longest cave of Cambodia (Roung Heyndan 5 at 1,577 m). Roung Dei Ho-Thom Ken was extended and again became the longest of the country (2,036 m). The biospeleological findings of the 2018 expedition are also presented. In English with a German and a French abstract.
 "International Speleological Projects to Cambodia 2017 and 2018 (Kampot and Battambang provinces) BHB Volume 76")
