dong Shuilian -

WANG, Xiaoguang; ZHANG, Yiaode; JIAO, Yu (1993): The lava caves of Wudalianchi, Heilongjiang province.-

Proceedings XI Intern. Congress of Speleology, 2nd-8th August 1993, Beijing 1993: 40.

Short description of four basalt caves, with lava or ice speleothems; all caves are open to tourists. (RB).
Source : BBS

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Sources et analyses : BBS, GKC, IGU KC