000 | 003140000a22001210004500 | ||
---|---|---|---|
245 | _aApplication of directional blasting in mining and civil engineering | ||
100 | _aChernigovski, A.A. | ||
250 | _a2d ed. | ||
260 |
_aRotterdam _bA.A. Balkema _c1986 |
||
080 |
_a622.235 _bC5 |
||
041 | _aEN | ||
942 | _cBK | ||
999 |
_c120508 _d120508 |