Aruw, V., et al. 1988. Biological mechanism of acetate uptake mediated by carbohydrate consumption in excess phosphorus removal systems. Water Research 22, no. 5:565.
Bargman, R.D., et al. 1971. Nitrogen-phosphate relationships and removals obtained by treatment processes at the Hyperion Treatment Plant. Pergamon Press Ltd.
Berber, A., and C.T. Winter. 1984. The influence of extended anaerobic retention time on the performance of phoredox nutrient removal plant. Water Science Technology 17, no. 81.
Borchardt, J.A., and H.A. Azad. 1968. Biological extraction of nutrients. J. WPCF 40, no. 10:1739.
Bordacs, K., and S.C. Chiesa. 1988. Carbon flow patterns in enhanced biological phosphorus accumulating activated sludge cultures. IAW-PRC Conference, Brighton, England.
Charley, R.C., D.G. Hooper, and A.G. McLee. 1980. Nitrification kinetics in activated sludge at various temperatures and dissolved oxygen concentrations. Water Research, 14:1387-1396.
Claete, T.E., and P.L. Steyn. 1988. The role of acinetobactor as a phosphorus removing agent in activated sludge. Water Research 22, no. 8.
Connell, C.H., and D. Vacker. 1967. Parameters of phosphate removal by activated sludge. Proceedings 7th Industrial Water and Waste Conference, University of Texas, Austin, Texas. II-28-37.
Davelaar, D., et al. 1978. The significance of an anaerobic zone for the biological removal of phosphate from wastewaters. Water SA 4, no. 2:54.
Davies, T. 1971. Population description of a denitrifying microbial system. Water Research, 5:553.
DeFoe, R.W., et al. 1993. Large scale demonstration of enhanced biological phosphorus removal with nitrification at a major metropolitan wastewater treatment plant. WEF Conference, Anaheim, CA.
Fuchs, G.W., and M. Chen. 1975. Microbial basis of phosphate removal in the activated sludge process for the treatment of wastewater. Microbial Ecology, no. 119.
Hong, S.N. et al. 1982. A biological wastewater treatment system for nutrient removal. Presented at the EPA workshop on Biological Phosphorus Removal, Annapolis, Maryland.
---. 1983. Recent advances on biological nutrient control by the A/O
process. WPCF Conference, Atlanta, GA.
---. 1989. Design and operation of a full-scale biological phosphorus removal system. The 52nd WPCF Conference, Houston, TX.
Hong, S.N., and K.L. Andersen. 1993. Converting a single sludge oxygen activated sludge system for nutrient removal. The 66th WEF Conference, Anaheim, CA.
Joint Task Force of the Water Environment Federation and the American Society of Civil Engineers (ASCE). 1991.
Kang, S.J., et al. 1985. Full-scale biological phosphorus removal using A/O process in a cold climate. In Management strategies for phosphorus in the environment. London: Selper Ltd.
Krichten, D.J., et al. 1985. Applied biological phosphorus removal technology for municipal wastewater treatment by the A/O Process. In Management strategies for phosphorus in the environment. London: Selper Ltd.
Levin, G.V., and J. Shapiro. 1965. Metabolic uptake of phosphorus by wastewater organisms. J. WPCF 37, no. 6:800.
Manning, J.F., and R.L. Irvine. 1985. The biological removal of phosphorus in sequencing batch reactors. J. WPCF 57, no. 87.
Marais, G.V.R., and G.A. Ekema. 1976. The activated sludge process: Steady state behavior. Water S.A. 2:162-300.
McLaren, et al. 1976. Effective phosphorus removal from sewage by biological means. Water SA, no. 1.
Metcalf and Eddy, Inc. 1991. Wastewater engineering: Treatment, disposal and reuse. 3d ed. McGraw-Hill.
Nicholls, H.A., and P.W. Osborn. 1979. Bacterial stress: Prerequisite for biological removal of phosphorus. J. WPCF 51, no. 4:557.
Northrop, J., and D.A. Smith. 1983. Cost and process evaluation of phostrip at Amherst, NY. WPCF Conference, Atlanta, GA.
Peavy, M.S., D.R. Rowe, and G. Tchobanoglous. 1985. Environmental Engineering. McGraw-Hill.
Peirano, L.E. 1977. Low-cost phosphorus removal at Reno-Sparks,
Nevada. J. WPCF 49:568. Prescott, L.M., J.P. Harley, and D.P. Klein. 1990. Microbiology. Wm.
C. Brown Publishers. Rabinowtiz, B., et al. 1987. A novel operational model for a primary sludge fermenter for use with the enhanced biological phosphorus removal process. IAWPRC Specialized Conference, Rome, Italy. Randall, C.W., J.L. Barnard, and M.D. Stensel. 1992. Design and retrofit of wastewater treatment plants for biological nutrient removal. Vol. 5. Technomic Publishing Co. Sell, R.L., et al. 1981. Low temperature biological phosphorus removal.
The 54th WPCF Conference, Detroit, MI. Sharma, B., and A.C. Ahlert. 1977. Nitrification and nitrogen removal.
Water Research 11:897-925. Spector, M.L. 1977. Production of non-bulking activated sludge. U.S. Patent 4,056,465.
Sutton, P.M., K.L. Murphy, and B.C. Jank. 1974. Biological nitrogen removal—The efficiency of the nitrification step. 47th Annual WPCF Conference, Denver, Colorado, October, 1974. Tam, N.F.Y., Y.S. Wong, and G. Leung. 1992. Effects of exogenous carbon sources on removal of inorganic nutrient by the nitrification-den-itrification process. Water Research 26:9, no. 9:1229-1236. Tetreault, M.S., B. Rusten, A.M. Benedict, and J.F. Kreissel. 1987.
Assessment of phased isolation ditch technologies. J. WPCF 59, no. 9:833-840.
Tracy, K.D., and A. Flammino. 1987. Biochemistry and energetics of biological phosphorus removal. Pergamon Press.
U.S. Environmental Protection Agency (EPA). 1975. Process design manual for nitrogen control.
---. 1987. Summary report—The causes and control of activated sludge bulking and foaming. EPA 625-8-87-012.
---. 1993. Nirogen control manual. EPA 625-12-93-010.
Van Haandel, A.C., Ekema, G.A. and G.V.R. Marais. 1981. The activated sludge process—3. Water Res. 15:1135-1152.
Wanielista, M.P., and W.W. Eckenfelder, Jr. 1978. Advances in water and wastewater treatment—Biological nutrient removal. Ann Arbor Science.
Water Pollution Control Federation. 1983. Nutrient control—Manual of practice No. FD-7, Facilities Design.
Wells, N.W. 1969. Differences in phosphate uptake rates exhibited by activated sludges. J. WPCF 41, no. 5:765.
Wentzel, W.C., et al. 1985. Kinetics of biological phosphorus release. Water Sci. Tech. 17, no. 57.
———. 1988. Enhanced polyphosphate organism cultures in activated sludge systems—Part I: Enhanced culture development. Water SA, 14 no. 81.
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