1. The lethal effect of various chemicals on Cyclops and Daphnia;Adams;Wat. Wastes Engng,1927
2. Standard Methods for the Examination of Water and Wastewater;APHA,1976
3. Comparative toxicity of sewage-effluent disinfection to freshwater aquatic life;Arthur,1975
4. SAS Users Guide;Barr,1979
5. Comparison of the toxicities of monochloramine and dichloramine to rainbow trout, Salmo gairdnerii, under various time conditions;Bartos,1980