Não informado. (1981). Bulletin of the Central Geological Survey. Ministry of Economic Affairs, Central Geological Survey.
Chicago-viite (17. p.)Não informado. Bulletin of the Central Geological Survey. Taipei: Ministry of Economic Affairs, Central Geological Survey, 1981.
MLA-viite (8. p.)Não informado. Bulletin of the Central Geological Survey. Ministry of Economic Affairs, Central Geological Survey, 1981.
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