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 801000926611 cql: author exact 801000916507 Add to list Journal Article A1 Design and verification of a model secondary clarifier for activated sludge. Koen Grijspeerdt, Herwig Bogaert and Willy Verstraete (UGent) (1996) JOURNAL OF CHEMICAL TECHNOLOGY AND BIOTECHNOLOGY. 67(4). p.404-412