Yulianto, D., I. Idris, I. Wasiso, and K. Kusrini. “Sistem Pakar Diagnosis Penyakit Ayam Berbasis Web Menggunakan Certainty Factors”. RESEARCH : Journal of Computer, Information System & Technology Management, vol. 3, no. 1, Apr. 2020, pp. 16-23, doi:10.25273/research.v3i1.5782.