Beun, J. J., Heijnen, J. J. & van Loosdrecht, M. C. M. 2001. N-Removal in a granular sludge sequencing batch airlift reactor. Biotechnology and Bioengineering, 75, 82-92.
Clesceri, L. S. 2005. Standard methods for the examination of water and wastewater, American Public Health Association (APHA), Washington, DC, USA.
De Kreuk, M. K., Heijnen, J. J. & van Loosdrecht, M. C. M. 2005. Simultaneous COD, nitrogen, and phosphate removal by aerobic granular sludge. Biotechnology and Bioengineering, 90, 761-769.
De Kreuk, M. K., Picioreanu, C., Hosseini, M., Xavier, J. B. & van Loosdrecht, M. C. M. 2007. Kinetic model of a granular sludge SBR: influences on nutrient removal. Biotechnoloy and Bioengineering, 97, 801-815.
Furumai, H. & Rittmann, B. E. 1994. Interpretation of bacterial activities in nitrification filters by a biofilm model considering the kinetics of soluble microbial products. Water Science and Technology, 30, 147-156.
Hao, X., van Loosdrecht, M. C. M. & Heijnen, J. J. 2001. Model-based evaluation of denitrifying P removal in a two-sludge system. Journal of Environmental Engineering, 127, 112-118.
Mijer, S. C. F. 2004. Theoretical and practical aspects of modelling activated sludge processes. PhD Thesis, Delft Technical University, Netherlands.
Morgenroth, E. & Wilderer, P. A. 1998. Modelling of enhanced biological phosphorus removal in a sequencing batch biofilm reactor. Water Science and Technology, 37, 583-587.
Reichert, P. 1995. Design techniques of a computer program for the identification of processes and the simulation of water quality in aquatic systems. Environmental Software, 10, 199-210.
Van Loosdrecht, M. C. M., Eikelboom, D., Gjaltema, A., Mulder, A., Tijhuis, L. & Heijnen, J. J. 1995. Biofilm structure. Water Science and Technology, 32, 35-43.
Wiesmann, U. 1994. Biological nitrogen removal from wastewater. Advanced in Biochemical Engineering-Biotechnology, 51, 113-154.
Zhang, T. C. & Bishop, P. L. 1994. Experimental determination of the dissolved oxygen boundry layer and masss transfer resistance near the fluid biofilm interface. Water Science and Technology, 30, 47-58.