000 00412nam a2200145Ia 4500
008 241226s9999 xx 000 0 und d
020 _a0
082 _a621
_bBUR
100 _aBureau Of Indian Standards
245 0 _aMethods of test for coal and coke part v:special impurities
260 _aDelhi :
_bBis Publication,
_c1979.
300 _a23
365 _a140
650 _aMechanical Mechatronics Engineering
999 _c135000
_d135000