C. R. Blanco-Zuñiga, Z. X. Chacón-Rojas, J. S. Villarraga-Castillo, H. E. Guevara-Suarez, Y. N. Casteblanco-Castro, and N. Rojas-Arias, “Treatment of Acid Drainage from Coal Mines Produced in the Boyacá Region, Colombia, using an Anaerobic Wetland with an Upward Flow”, IyU, vol. 26, Jul. 2022.