An Analytical Model for Concentration of Water Pollutant . International Journal of Scientific Research and Management (IJSRM), [S. l.], v. 9, n. 1, p. 315–320, 2021. DOI: 10.18535/ijsrm/v9i01.m02. Disponível em: https://ijsrm.net/index.php/ijsrm/article/view/3086. Acesso em: 22 dec. 2024.