| Reference | {Deposit:: WORKMAN,D.R.; MINERAL RESOURCES OF THE LOWER MEKONG RIVER BA}{Deposit:: ADJACENT AREAS OF KHMER REPUBLIC, LAOS, THAILAND AND REP. OF}{Deposit:: NAM ; MINERAL RESOURCES DEVELOPMENT SERIES NO.39, ECONOMIC C}{Deposit:: FOR ASIA AND THE FAR EAST; BANGKOK, THAILAND, 1972, PAGE 50.} |