1. Inhibition of nitrification by ammonia and nitrous acid;Anthonisen;J. Water Pollut. Control Fed.,1976
2. APHA (1993) Standard Methods for the Examination of Water and Wastewater, 18th ed. American Public Health Association, Washington, DC.
3. Azevedo, B.D. (1993) The effect of ammonia loading, solids retention time and operating temperature on the biological nitrification and denitrification of high ammonia landfill leachate. M.A. Sc. Thesis, Department of Civil Engineering. University of British Columbia, Canada.
4. The effect of ammonia loading and operating temperature on nitrification and denitrification of high ammonia landfill leachate;Azevedo;Can. J. Civil Eng.,1995
5. Kinetics of dissimilatory nitrate and nitrite reduction in suspended growth culture;Beccari;J. Water Pollut. Control Fed.,1983