1. Design and performance of paddle wheel aerators;Ahmad;Aquacultural Eng.,1988
2. Standard Methods for the Examination of Water and Wastewater;American Public Health Association (APHA),1980
3. Standard Methods for the Examination of Water and Wastewater;American Public Health Association (APHA),1985
4. Measurement of oxygen transfer in clean;ASCE,1993
5. Mechanical mixing and surface reaeration;Banks;J. Environ. Eng.,1983