Shuokr Qarani AzizImad Ali OmarAmin MojiriMohammed J.K. Bashir2024-10-232024-10-23202010.12989/aer.2020.9.4.233https://dspace-cris.utar.edu.my/handle/123456789/4500Stage by Stage Design for Primary, Conventional Activated Sludge, SBR and MBBR Units for Residential Waste Water Treatment and Reusingjournal-article