Development of anammox and AOB biofilm on honeycomb plastic media for application in partial nitritation-anammox reactorZulkarnaini Zulkarnaini, Viska Clariza Bernida, Yenni Yenni, Shinta Silvia, Zaini Zaini, Micko Tomas, Dewi Nilawati and Shahrul IsmailE3S Web Conf., 677 (2025) 08003DOI: https://doi.org/10.1051/e3sconf/202567708003