1. Bulking of dairy waste activated sludge;Adamse;Water Research,1968
2. Treatment of settled domestic sewage at high rates;Boon,1970
3. Residual organic matter in activated sludge process effluents I. Degradation of saccharides, fatty acids, and amino acids under batch conditions;Chudoba;Sb. vys.Sˇk. chem.-technol. Praze,1967
4. Residual organic matter in activated sludge process effluents II. Degradation of saccharides and fatty acids under continuous conditions;Chudoba;Sb. vysSˇk. chem.-technol. Praze,1968
5. Residual organic matter in activated sludge process effluents III. Degradation of amino acids and phenols under continuous conditions;Chudoba;Sb. vys.Sˇk. chem.-technol. Praze,1968