000 00403nam a2200133Ia 4500
005 20240911061911.0
008 211102s9999 xx 000 0 und d
020 _a0454017308
082 _a622
_bTHO
100 _aThomas, L. J.
245 3 _aAn introduction to mining :
_bexploration feasibility extraction rock mechanics /
_cThomas, L. J.
260 _aSydney
_bHicks Smith & sons
_c1973
650 _aMining
999 _c20747
_d20747