do Rego, E. L., D. B. Gomes, J. da Silva Junior, D. L. Herok, E. D. de O. Porto, and O. D. Leite. “Evaluation of Physic-Chemical Parameters of Water Quality on Agricultural Fields of Western Bahia”. Orbital: The Electronic Journal of Chemistry, Vol. 9, no. 2, May 2017, pp. 105-10, https://periodicos.ufms.br/index.php/orbital/article/view/16502.