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- [4] EXPLOITATION OF THICK COAL SEAMS BY UNDERGROUND METHODS - A REVIEW OF THE STATE-OF-THE-ART. Journal of Mines, Metals and Fuels, 1980, 27 (09): : 258 - 266
- [5] SURFACE SUBSIDENCE DUE TO THE EXTRACTION OF MODERATELY THICK COAL SEAMS AT SHALLOW DEPTH. Journal of the Institute of Mine Surveyors of South africa, 1986, 23 (05): : 71 - 78
- [6] Consolidation of Caved Rock when Working Thick Seams by Slices in Descending Order. Przeglad Gorniczy, 1981, 37 (7-8): : 404 - 408
- [7] MINING OF THICK COAL SEAMS IN THE U. S. S. R. Journal of Mines, Metals and Fuels, 1980, 27 (09): : 350 - 355
- [9] Factors analysis on dynamic disasters of outburst coal seams under thick-hard igneous rock in coal mines Wang, L. (liangw1982@126.com), 1600, China Coal Society (38):
- [10] CHARACTERISTICS OF WESTERN CANADIAN COAL SEAMS AND THEIR EFFECT ON MINE DESIGN. Mining Magazine, 1980, 143 (06): : 557 - 565