Journal article (2009) - JS Guest (author) , SJ Skerlos (author) , JR Mihelcic (author) , A Promanik (author) , L Raskin (author) , Mark M.C. van Loosdrecht (author) , D Yeh (author) , NG Love (author) , JL Barnard (author) , MB Beck (author) , GT Daigger (author) , H Hilger (author) , SJ Jackson (author) , K Karvazy (author) , L Kelly (author) , L Macpherson (author)