References: |
Fontaine, H.; Workman, D. R., 1978 |
Review of the Geology and Mineral Resources of Kampuchea, Laos and Vietnam |
in Third Regional Conference on Geology and Mineral Resources of Southeast Asia, Bangkok, Thailand, November 14-18, 1978, Edited by Nutalaya, P., Proceedings, Asian Institute of Technology, Bangkok, 887 p, p. 541 |
Workman, D. R.; Division of Industry and Natural Resources, ECAFE, 1972 |
Mineral Resources of the Lower Mekong Basin and Adjacent Areas of Khmer Republic, Laos, Thailand and Republic of Viet-Nam |
Mineral Resources Development Series, United Nations, Economic Commission for Asia and the Far East, Division of Industry and Natural Resources, Publication code 39, 148 p. |
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