1. “Linear optimal control”;Anderson,1971
2. “Dynamic control of wastewater treatment plants”;Andrews;Environmental Science Technology,1994
3. Henze, M., C. P. L. Grady, W. Gujer, G. v. R. Marais and T. Matsuo (1987): “Activated Sludge Model no 1”, IAWQ Scientific and Technical Report No 1, 33 pages.
4. SIMBA 3.0 +: User's Guide;IFAK,1998
5. “Theory of Disturbance Accommodating Control”;Johnson;Control and Dynamic Systems: Advances in Theory and Applications,1976