M.L. LeongK.M. LeeS.O. LaiB.S. Ooi2024-12-262024-12-262011-0410.1016/j.desal.2010.11.043https://dspace-cris.utar.edu.my/handle/123456789/8017Sludge characteristics and performances of the sequencing batch reactor at different influent phenol concentrationsjournal-article