1. Broderius SJ, Smith LL Jr. Effect of hydrogen sulfide on fish and invertebrates: part II — hydrogen sulfide determination and relationship between pH and sulfide toxicity. EPA-600/3-76-0626. Duluth, MN: US Environmental Protection Agency, 1976.
2. Relative toxicity of free cyanide and dissolved sulfide forms to the fathead minnow (Pimephales promelas);Broderius;J Fish Res Board Can,1977
3. Gelderloos AB, Hughes JS, Leach BG. A toxicity reduction evaluation and wastewater treatability study on an oily wastewater treatment plant. Proceedings of the 64th Annual Water Pollution Control Federation Conference, Toronto, Canada, 1991.
4. Acute toxicity of industrial surfactants to Mysidopsis bahia;Hall;Arch Environ Contam Toxicol,1989
5. Mount DI, Anderson-Carnahan L. Methods for aquatic toxicity identification evaluations: Phase I toxicity characterization procedures. EPA-600/3-88/034. Duluth, MN: US Environmental Protection Agency, 1988.