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The Evaluation of the Coal Resources of the United Kingdom (Part 1)
R. N. Crockett
其他書名
Mine and Quarry Environment 2/3 1988 Pp9-11
出版Ashire Pub., 1988
URLhttp://books.google.com.hk/books?id=aPuTMwEACAAJ&hl=&source=gbs_api