000 00303nam a2200133Ia 4500
008 160710s2006 xx 000 0 und d
020 _a0080449875
082 _a624.193 SIN
100 _aSINGH, B
245 _aTUNNELLING IN WEAK ROCKS
260 _bELSEVIER
_c2006
300 _a489
942 _2ddc
_cB
999 _c66582
_d66582