Ridwan, A., Hidayat, M. M. ., Zainal, R. F. ., Tias, R. F. ., Purnama, R., Irfani, A. N. . and Ridhawaty, N. F. Y. . (2023) “Application of Certainty Factor Method to Web-based Expert System for Chicken Disease Diagnosis ”, JEECS (Journal of Electrical Engineering and Computer Sciences), 8(1), pp. 41–48. doi: 10.54732/jeecs.v8i1.5.