000 00305nam a2200121Ia 4500
008 190711s9999 xx 000 0 und d
082 _a622.2 B798
100 _aBRADY,B.H
245 0 _aROCK MECHANICS FOR UNDERGROUND MINING
260 _aBoston
_bAllen & Unwin
_c1985
300 _a25X19
942 _cBK
_2DDC
999 _c20110
_d20110