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International Strategic Minerals Inventory Summary Report--cobalt

R. N. CrockettGregory R. ChapmanMichael D. Forrest

出版	U.S. Geological Survey, 1987
URL	http://books.google.com.hk/books?id=Zn8crh3dOSkC&hl=&source=gbs_api
EBook	FULL_PUBLIC_DOMAIN

註釋

See journals under US Geological survey. Circular 930-F.