Design and Implementation of a Low-Cost IoT Model for Real-Time Water Quality Monitoring in Resource-Constrained Environments. MUST JOURNAL OF RESEARCH AND DEVELOPMENT, [S. l.], v. 7, n. 3, p. 16, 2026. Disponível em: http://41.59.86.228/index.php/mjrd/article/view/947.. Acesso em: 19 sep. 2026.