%0 Journal Article %T Investigation and optimization of the SND-SBR system for organic matter and ammonium nitrogen removal using the central composite design (CCD) %A Masoudi, Seyed Mohammad Ali %A امین هدایتی مقدم %A Sargolzaei, Javad %A ابوالفضل دررودی %A Zeynali, Vahid %J Environmental Progress and Sustainable Energy %@ 1944-7442 %D 2018