Dueñas-Moreno, J., Pérez-Regalado Fuentes, J., Menéndez-Gutiérrez, C., & Pereda-Reyes, I. (2018). Bioadsorption of Cu2+, Ni2+, Zn2+ and Pb2+ using an activated sludge process. Chemical Technology, 38(3), 732-749. https://doi.org/10.1590/2224-6185.2018.3.%x