共 50 条
- [1] GEOTHERMAL DRILLING RESEARCH IN THE UNITED STATES. Alternative Energy Sources: Proceedings of the Miami International Congress on Energy and the Environment, 1979, 5 : 1949 - 1964
- [3] COAL MINING TECHNOLOGY IN THE WESTERN UNITED STATES. Journal of Mines, Metals and Fuels, 1980, 27 (09): : 332 - 349
- [10] Modern progress in mining and metallurgy in the western United States. TRANSACTIONS OF THE AMERICAN INSTITUTE OF MINING AND METALLURGICAL ENGINEERS, 1909, 40 : 543 - 561