Asad, R. M. “Optimization of a Novel Toothpaste Formula Containing Calcined Kaolin, Perlite, Hydroxyapatite, and Calcium Carbonate for Enhanced Cleaning Efficiency, Enamel Polishing, and Abrasivity”. Erbil Dental Journal (EDJ), vol. 9, no. 1, June 2026, pp. 189-98, doi:10.15218/edj.2026.22.