Knez, Martin, Hong Liu, and Tadej Slabe. “Clustered Stone Forest in Pu Dou Chun (Yunnan, China)”. Acta Carsologica 51, no. 1 (December 8, 2022): 47–63. Accessed July 15, 2024. https://ojs.zrc-sazu.si/carsologica/article/view/10688.