WALANGITAN, Rafaely Hesky; HASAN, Patmawati; TATUHEY, Emy Lenora. Sistem Pakar Diagnosis Dini Penyakit Lambung Menggunakan Metode Certainty Factor. Progresif: Jurnal Ilmiah Komputer, [S. l.], v. 20, n. 2, p. 605–617, 2024. DOI: 10.35889/progresif.v20i2.1941. Disponível em: https://ojs.stmik-banjarbaru.ac.id/index.php/progresif/article/view/1941. Acesso em: 27 aug. 2026.