Hernández Solorzano S, González Ávila ME, Vera López JI, Olmos-Martínez E. Perception of two communities of the pollution about the el Riito stream, Chiapas, Mexico. PSM [Internet]. 2020Jul.1 [cited 2024Nov.22];18(1). Available from: https://revistas.ucr.ac.cr/index.php/psm/article/view/42561