000 00342nam a2200133Ia 4500
008 190719s9999 xx 000 0 und d
020 _a978-0-415-7
082 _a622.2 S211
100 _aSANCHIDRIAN, J. A.
245 0 _aROCK FRAGMENTATION BY BLASTING
260 _aBoca Raton
_bCRC
_c2010
300 _axi+854p.,26X18Cms.
942 _cBK
_2DDC
999 _c44697
_d44697