References
- Fuhs, G. W. & Chen, Min, 1975: Microbial basis of phosphate removal in the activated sludge process for the treatment of wastewater. — Microbial Ecology (in press).
- Shapiro, J., 1967: Induced release and uptake of phosphate by microorganisms. — Science 155. 1269–1271.
- Shapiro, J., Levin, G. V. & Zea, H. G., 1967: Anoxically induced release of phosphate in wastewater treatment. — J. Wat. Pollut. Control Fed. 39, 1810–1818.