1. Inhibition of nitrification by ammonia and nitrous acid;Anthonisen;J. Wat. Pollut. Control Fed.,1976
2. Determination of biokinetic coefficients for nitrification in the activated sludge process;Antoniou,1989
3. Standard Methods for the Examination of Water and Wastewater;APHA,1980
4. Biochemical Engineering Fundamentals;Bailey,1986
5. The effect of aeration tank configuration on nitrification kinetics;Chudoba;J. Wat. Pollut. Control Fed.,1985