000 00343nam a2200133Ia 4500
008 190711s9999 xx 000 0 und d
020 _a9054101865
082 _a622.2 H693
100 _aHOEK,E
245 0 _aSUPPORT OF UNDERGROUND EXCAVATIONS IN HARD ROCK
260 _aNETHERLANDS
_bA.A. Balkema
_c1995
300 _a26X20
942 _cBK
_2DDC
999 _c25458
_d25458