Microbial indicators of efficient performance in an anaerobic/anoxic/aerobic integrated fixed-film activated sludge (A2O-IFAS) and a two-stage mesophilic anaerobic digestion process Maza Márquez, Paula Gallardo Altamirano, Manuel Jesús Osorio, Francisco Pozo Llorente, Clementina Rodelas González, María Belén 2025-01-27T06:54:19Z 2025-01-27T06:54:19Z 2023 journal article Chemosphere 235B:139164 https://hdl.handle.net/10481/100352 10.1016/j.chemosphere.2023.139164 eng http://creativecommons.org/licenses/by-nc-nd/3.0/ open access Creative Commons Attribution-NonCommercial-NoDerivs 3.0 License