000 00443nam a22001457a 4500
003 OSt
008 090807t xxu||||| |||| 00| 0 eng d
082 _a624.121.439.4
110 _aIndian standards institution
_99532
245 _aMethod for the determination of unconfined compressive strengh of rock materials
653 _aIS:9143-1979
260 _aNew delhi
_bIndian standards institution
_c1979
240 _aIndian standard
942 _cISI
999 _c336229
_d336229