Anaerobic ammonium oxidation process performance with optimum bicarbonate concentrationZekker, Ivar; Rikmann, Ergo; Tenno, Toomas; Menert, Anne; Tomingas, Martin; Kroon, K.; Vabamäe, Priit; Tenno, TaavoAgricultural research : abstract book from the 4th Annual International Symposium on Agricultural Research : 18-21 July 2011, Athens, Greece2011 / p. 69-71 : ill

Anammox bacteria enrichment and phylogenic analysis in moving bed biofilm reactorsZekker, Ivar; Rikmann, Ergo; Tenno, Toomas; Vabamäe, Priit; Tomingas, Martin; Menert, Anne; Loorits, Liis; Tenno, TaavoEnvironmental engineering science2012 / p. 946-950 https://www.liebertpub.com/doi/abs/10.1089/ees.2011.0146?journalCode=ees

Anammox enrichment from reject water on blank biofilm carriers and carriers containing nitrifying biomass : operation of two moving bed biofilm reactors (MBBR)Zekker, Ivar; Rikmann, Ergo; Tenno, Toomas; Lemmiksoo, Vallo; Menert, Anne; Loorits, Liis; Vabamäe, Priit; Tomingas, Martin; Tenno, TaavoBiodegradation2012 / p. 547-560 : ill https://www.researchgate.net/publication/221811952_Anammox_enrichment_from_reject_water_on_blank_biofilm_carriers_and_carriers_containing_nitrifying_biomass_Operation_of_two_moving_bed_biofilm_reactors_MBBR

Specific nitrite oxidation rate on high surfaced biofilm carriers dependent on free ammonia and temperatureZekker, Ivar; Tenno, Toomas; Tenno, Taavo; Lemmiksoo, Vallo; Rikmann, Ergo; Menert, Anne; Kolberg, K.; Tomingas, Martin; Kroon, K.; Vabamäe, Priit2nd Workshop on Bacterial and Fungal Biofilms : Ghent University Center for Sociomicrobiology, 22 September 20112011 https://www.etis.ee/Portal/Publications/Display/33df8771-46e4-46c6-a2da-dbd4efb91a17