Show 10 5 10 15 20 50 100 250 Sort by year (new to old) Actions Download search results Subscribe to news feed Your filters: cql: author exact 7468008E-B25E-11E6-B104-2D2FD0AF0289 or (type any "bookEditor journalEditor issueEdi... cql: keyword exact "competition" Add to list Journal Article A1 Effect of repeated addition of nitrite to semi-continuous activated sludge reactors Sarah Philips and Willy Verstraete (UGent) (2001) BIORESOURCE TECHNOLOGY. 80(1). p.73-82