BHATIA2, PROF. DR. SHAILZA VERMA3, A. M. P. R. K. A Review of Different Approaches of Water Quality Indices. International Journal of Engineering Technology and Computer Research, [S. l.], v. 5, n. 6, 2017. Disponível em: https://ijetcr.org/index.php/ijetcr/article/view/461. Acesso em: 3 oct. 2026.