Yu, Q. et al. 2017. Comparison on nitrosation and anaerobic ammonium oxidation between activated sludge and biofilm from an autotrophic nitrogen removal SBBR. Tecnología y ciencias del agua. 8, 2 (Aug. 2017), 141–149. DOI:https://doi.org/10.24850/j-tyca-2017-02-13.