1. Natural pozzolanas;Cook,1986
2. Hydration of pozzolanic cement;Takemoto,1980
3. Pozzolana and pozzolanic cements;Massazza,1998
4. Lime-based cementing materials;Spence,1980
5. Fly ash, slag, silica fume, and rice-husk ash in concrete: A review;Malhotra;Concr Int: Des Constr,1993