Preliminary Investigation of an Installed Pilot-Scale Biological Nutrient Removal Technology (BNRT) for Sewage TreatmentRegina Damalerio, Aileen Orbecido, Michael Angelo Promentilla, Ramon Christian Eusebio, Liza Patacsil and Arnel BeltranMATEC Web Conf., 333 (2021) 12002DOI: https://doi.org/10.1051/matecconf/202133312002