Determination of the efficiency of sawdust and coco fiber used as Biofilter for pollutant removal for the treatment of wastewater. Enfoque UTE [Internet]. 2016 Sep. 29 [cited 2025 Jun. 8];7(3):pp. 41 - 56. Available from: https://ingenieria.ute.edu.ec/index.php/revista/article/view/104