000			00377nam a2200145Ia 4500
008			230711s9999||||xx |||||||||||||| ||und||
041			_aENG
082			_a624 _bRO-R
100			_aRossmanith,H. P.
245		0	_aRock fragmentation by blasting fragblast-4
250			_a1st Ed.
260			_c1993 _aNew Delhi _bA A Balkema Publishers
650			_aCivil Engineering
942			_cBK
999			_c2351 _d2351