Zahra, Silvi Alya, and Farid Akbar Siregar. “Sistem Pakar Diagnosis Penyakit Liver Menggunakan Metode Certainty Factor”. Indonesian Journal of Science, Technology and Humanities 4, no. 1 (June 29, 2026): 15–30. Accessed August 27, 2026. https://jurnal.intekom.id/index.php/ijstech/article/view/2074.