1. Use of fly ash in concrete;ACI Committee 226;ACI Mater. J.,1987
2. Fly ash in concrete, supplementary cementing materials for concrete;Berry;CANMET report,1987
3. Fly ash in concrete, state of the art report,1990
4. What do we know about the contribution of fly ash to the strength of concrete?;Popovics,1986
5. Efficient utilization of coarse and fine fly ash in precast concrete by incorporating thermal curing;Ravina;ACI J.,1981