Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) WAI KHIN KHIN and LI QINTONG and ODANO TAKAHIRO and UTSUMI MOTOO,Seasonal Ammonia Removal Performance by Biofilm in a Water Treatment Plant,Japanese Journal of Water Treatment Biology,09106758,Japanese Society of Water Treatment Biology,2021,57,4,67-78,https://cir.nii.ac.jp/crid/1390571868616228480,https://doi.org/10.2521/jswtb.57.67