000 00892cam a2200145ua 4500
041 _aeng
_h
082 _a662.613
_bIND/SP
110 1 _aIndian standards institution .
_bISI
_c()
245 0 0 _aSpecification for fly ash for use as pozzolana and admixture,IS:3812-1981
260 _aNew Delhi :
_bIndian Standards Institution ,
_c1981.
300 _a10 ; .
504 _a
942 _cBK
999 _c258619
_d258619