HARIYANTO, Hadi; RAMADHAN , Gilang. Comparative Analysis of Salinity Readings for Water Quality Monitoring between IoT-Based Sensor Systems and Refractometer . Jurnal Nasional Teknologi dan Sistem Informasi, [S. l.], v. 11, n. 3, p. 273–281, 2025. DOI: 10.25077/TEKNOSI.v11i3.2025.273-281. Disponível em: https://teknosi.fti.unand.ac.id/index.php/teknosi/article/view/3944. Acesso em: 28 jan. 2026.