RIZKYTA, ANANDA DWI; ULUM, Muhamad Bahrul; ADLINE TWINCE TOBING, Fenina. Fuzzy Expert System for Early Heart Disease Diagnosis Using Mamdani Method in Web-Based System. Ultimatics : Jurnal Teknik Informatika, [S. l.], v. 18, n. 1, p. 30–36, 2026. DOI: 10.31937/ti.v18i1.4367. Disponível em: https://ejournals.umn.ac.id/index.php/TI/article/view/4367. Acesso em: 5 jul. 2026.