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A fracture mechanics study of crack propagation mechanism in coal [microform] : the mechanics of fine fragment formation : fifth annual report (October 1, 1987-September 30, 1988) / Z.T. Bitniawski, R. Karl Zipf, Jr ([Open file report ; 8-90])

A fracture mechanics study of crack propagation mechanism in coal [microform] : the mechanics of fine fragment formation : fifth annual report (October 1, 1987-September 30, 1988) / Z.T. Bitniawski, R. Karl Zipf, Jr ([Open file report ; 8-90])
マイクロ図書
1988<YCA-I 28.155:8-90>
国立国会図書館
  • 著者標目... Zipf, R. Karl Pennsylvania State University. College of Earth and Mineral Sciences Generic Mineral Technology Ce...

Training Resources Applied to Mining : 10th Conference : AUG 1983, University Park, PA.

Training Resources Applied to Mining : 10th Conference : AUG 1983, University Park, PA.
紙図書
<M17-87-1034>
国立国会図書館
  • 著者標目Pennsylvania State University. College of Earth and Mineral Sciences. Department of Mineral Engine...

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