000 | 00392nam a2200133Ia 4500 | ||
---|---|---|---|
008 | 190711s9999 xx 000 0 und d | ||
020 | _a8120403045 | ||
082 | _a622.2 S617 | ||
100 | _aSINGH, B Edr. | ||
245 | 0 | _aPROCEEDINGS OF INTERNATIONAL SYMPOSIUM ON UNDERGROUND ENGINEERING VOL.2; 14-17 A | |
260 |
_aNEW DELHI _bOxford & IBH Publishing _c1989 |
||
300 | _a94P., | ||
942 |
_cBK _2DDC |
||
999 |
_c22468 _d22468 |