Hamrun, Nurlindah, and Suci A. Rachman. “Measuring Sodium Alginate Content of Brown Algae Species Padina Sp. As the Basic Matter for Making Dental Impression Material (irreversible Hydrocolloid Impression Material)”. Journal of Dentomaxillofacial Science 1, no. 2 (August 31, 2016): 129–133. Accessed June 13, 2024. https://jdmfs.org/index.php/jdmfs/article/view/11.