Siahaan, Fretty S, Lili Tanti, and Khairul Ummi. “Expert System for Detecting Malnutrition in Toddlers Using the WEB-Based Certainty Factor Method”. International Journal of Mechanical Computational and Manufacturing Research 11, no. 4 (February 28, 2023): 155–159. Accessed April 21, 2026. https://trigin.pelnus.ac.id/index.php/Computational/article/view/81.