000 00368nam a2200133Ia 4500
100 _aINDIAN STANDARD INSTITUTION
650 _aIS 3812-1981
365 _cRS
365 _d1
942 _cENGBK
245 _aIndian standard Specification for Fly ash for Use as Pozzdona and Admixture IS3812-1981
260 _bIndian Standard Institution
_c1981
_aDelhi
300 _a9PP
999 _c11678
_d11678