@article {Cowan:1995:1061-4303:433, title = "Activated sludge and other aerobic suspended culture processes", journal = "Water Environment Research", parent_itemid = "infobike://wef/wer", publishercode ="wef", year = "1995", volume = "67", number = "4", publication date ="1995-06-15T00:00:00", pages = "433-450", itemtype = "ARTICLE", issn = "1061-4303", eissn = "1554-7531", url = "https://www.ingentaconnect.com/content/wef/wer/1995/00000067/00000004/art00007", doi = "doi:10.2175/106143095X133446", author = "Cowan, Robert M. and Love, Nancy G. and Sock, Shawn M. and White, Kevin", abstract = "", }