Ren, Q. et al. 2014. Effect of Zinc Oxide and Copper Oxide on the Formation of C3S in 3CaO:1SiO2:xCu(Zn) System. Asian Journal of Chemistry. 26, 5 (Mar. 2014), 1447–1450. DOI:https://doi.org/10.14233/ajchem.2014.17255.