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- Technique of measuring initial deformation around an opening :analysis of two raise-bore tests
- Drillability studies :percussive drilling in the field
- Ground vibrations from tunnel blasting in granite :Cheyenne Mountain (NORAD), Colo.
- Tunnel boring technology:disk cutter experiments in metamorphic and igneous rocks
- Single-entry development for longwall mining :research approach and results at Sunnyside No. 2 mine, Carbon County, Utah