000 00431pam a2200169a 44500
008 140414b1990 xxu||||| |||| 00| 0 eng d
082 _aHZ:13
_bKON
100 _aKONYA, CALVIN J
245 _aSurface Blast Design
_c
250 _a1 Ed.
260 _aNew Jersy
_bPrentice Hall
_c1990
300 _a303p.
650 _aBLASTING,ROCK MECHANICS
690 _aMECHANICS AND MATERIALS
700 _aWALTER EDWARD J
906 _a28863
999 _c27571
_d27571