Evaluation of the impact of domestic and semi-industrial wastewater on the physical-chemical quality of the Chiquito River, León from May 2016 - January 2017. Revista Torreón Universitario, [S. l.], v. 9, n. 25, p. 58–76, 2020. DOI: 10.5377/torreon.v9i25.9854. Disponível em: https://revistas.unan.edu.ni/index.php/Torreon/article/view/3205. Acesso em: 6 aug. 2025.