1. (a) James, G. V.; Pentelow, F. T. K.WaterTreatment, 3rd ed.; Technical Press: London, 1965; pp 40−45.
2. (b) Steel, E. W.; McGhee, T. J.WaterSupplyandSewerage, 5th ed.; McGraw-Hill Kodansha: Tokyo, 1979; pp 282−283.
3. (d) American Society of Civil Engineers and American Water Works Association.WaterTreatmentPlantDesign, 2nd ed.; McGraw-Hill: New York, 1990; pp 197−244.