Zekker, I.; Rikmann, E.; Mandel, A.; Raudkivi, M.; Kroon, K.; Loorits, L.; Mihkelson, J.; Seiman, A.; Daija, L.; Tenno, T.; Tenno, T. SMOOTH TEMPERATURE DECREASING FOR NITROGEN REMOVAL IN COLD (9-15° C) ANAMMOX BIOFILM REACTOR TESTS. ESJ 2015, 11.