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Sources and Characteristics of Quartz Dust in Coal Mines

John A. OrganiscakSteven J. PageRobert A. Jankowski

出版	U.S. Department of the Interior, Bureau of Mines, 1990
URL	http://books.google.com.hk/books?id=hHWBMFCYrEUC&hl=&source=gbs_api
EBook	FULL_PUBLIC_DOMAIN