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Report on the Results of Drilling at Um Gheig Mine, Eastern Desert
El-Shazly Mohamed El- Shazly
el-Shazly Mohamed Shazly
A. K. Hassan
出版
U.S. Government Printing Office
, 1962
URL
http://books.google.com.hk/books?id=USktAAAAIAAJ&hl=&source=gbs_api