Junior, Wilmar Borges Leal, and Humberto Xavier de Araujo. “Development of a Low-Cost System for Water Quality Monitoring: Bibliographic Review”. International Journal of Advanced Engineering Research and Science 6, no. 7 (October 5, 2019). Accessed July 22, 2024. https://journal-repository.com/index.php/ijaers/article/view/371.