Pérez, J., N. Fernández, M. Herrera, A. Galindo, E. Toncel, R. Rojano, and S. Daza. “Design Ofan UASB System and Stabilization Ponds for Wastewater Treatment from a Shrimp Processing Industry”. Rev. Téc. Fac. Ing. Univ. Zulia, Vol. 22, no. 3, 1, https://produccioncientificaluz.org/index.php/tecnica/article/view/5644.