Lucas Vidal LR, Carreño Mendoza Ángela L. Quality of water for human consumption in the balsa communities in the middle, Julián and Severino of the Carrizal micro-basin, Ecuador. Rev. Inst. investig. Fac. minas metal cienc. geogr [Internet]. 2018 Dec. 15 [cited 2024 Jul. 17];21(42):39-46. Available from: https://revistasinvestigacion.unmsm.edu.pe/index.php/iigeo/article/view/15785