000 00360 a2200109 4500
020 _a8120500180
082 _a622.23 CHE
100 _aChernigouskii, A. A.
245 _aApplication of Directional Blasting in Mining and Civil Engineering
_cA. A. Chernigouskii
260 _aNew Delhi :
_bOxonian Press,
_c1985
300 _axx, 318p. :
_bill. ;
_c25 cm
650 _aMining and civil Engineering
999 _c959
_d959