Removal of Heavy Metals (Cr+6, Ni, Zn) from Leachates of the Sanitary Landfill of the City of Veracruz, Mexico with Reactive Permeable Silica Sand Barriers. Enfoque UTE [Internet]. 2021 Jul. 1 [cited 2025 Jun. 29];12(3):pp. 65 - 78. Available from: https://ingenieria.ute.edu.ec/index.php/revista/article/view/756