Siahaan, F. S., L. Tanti, and K. Ummi. “Expert System for Detecting Malnutrition in Toddlers Using the WEB-Based Certainty Factor Method”. International Journal of Mechanical Computational and Manufacturing Research, vol. 11, no. 4, Feb. 2023, pp. 155-9, doi:10.35335/computational.v11i4.81.