MASDUQI, Ali; APRILIANI, Erna. Estimation of Surabaya River Water Quality Using Kalman Filter Algorithm. IPTEK The Journal for Technology and Science, [S. l.], v. 19, n. 3, p. 87–91, 2025. DOI: 10.12962/j20882033.v19i3.5906. Disponível em: https://journal.its.ac.id/index.php/jts/article/view/5906. Acesso em: 29 jul. 2026.