000 00293nam a2200109Ia 4500
008 190719s9999 xx 000 0 und d
082 _a622.2 B588
100 _aBIENIAWSKI.Z.T
245 0 _aROCK MECHANICS DESIGN IN MINING AND TUNNELING
260 _aROTTERDAM
_bBALKEMA
_c1984
942 _cBK
_2DDC
999 _c47267
_d47267