Suárez Escobar, Andrés Felipe, and Rafael Nikolay Agudelo Valencia. “Wastewater Treatment from Tannery Industry by Subsurface Wetlands Using Zantedeschia Aethiopica”. Avances: Investigación En Ingeniería, vol. 11, no. 1, Dec. 2014, pp. 121-6, https://doi.org/10.18041/1794-4953/avances.1.300.