Computerized planning technique for western surface coal mines, A

Johnson, Thys B.Davis, Robert Larry2021-02-232022-02-032021-02-232022-02-031980https://hdl.handle.net/11124/176025Includes bibliographical references.masters thesesengCopyright of the original work is retained by the author.Coal mines and mining -- West (US)Planning -- Data processingComputerized planning technique for western surface coal mines, AText