Silva, Viviane Farias, Dihego Souza Pessoa, Thalis Leandro Bezerra Lima, Ana Maria Ferreira Cosme, and Vera Lucia Antunes Lima. 2018. “Analysis of Water Quality in the Watershed Brazilian Semiarid”. Ciência E Natura 40 (March):e69. https://doi.org/10.5902/2179460X32055.