S. L. NGO and S. H. SANUSI, “Abrasion Effects Between Cockle Shell Waste Particles and Perlite Particles in Teeth Cleaning”, rpmme, vol. 3, no. 1, pp. 306–319, Aug. 2022, Accessed: Mar. 12, 2026. [Online]. Available: https://publisher.uthm.edu.my/periodicals/index.php/rpmme/article/view/3848