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Geology and Gas Content of Coalbeds in Vicinity of Bureau of Mines, Bruceton, Pa
Curtis H. Elder
M. C. Irani
出版
Department of the Interior, Bureau of Mines
, 1977
URL
http://books.google.com.hk/books?id=NmvDszQEzgUC&hl=&source=gbs_api
EBook
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