Ahmad Fitri Boy, Amrullah, and Egi Affandi. “System to Diagnose Periodontics Disease (Gum Disease) Using K-Nearest Neighbour Alghoritms”. Jurnal Mantik 4, no. 3 (November 1, 2020): 1868-1876. Accessed September 10, 2026. https://iocscience.org/ejournal/index.php/mantik/article/view/1023.