1. Mount, D. I. and L. Anderson-Carnahan, 1989. Methods for aquatic toxicity identification evaluations: Phase II toxicity identification procedures. EPA/600-3-88/035. Final Report. U.S. Environmental Protection Agency, Duluth, MN.
2. Mount, D. I., T. Norberg-King, G. Ankley, L. P. Burkhard, E. J. Durhan, M. K. Schubauer-Berigan and M. Lukasewycz, 1993. Methods for aquatic toxicity identification evaluations: Phase III toxicity confirmation procedures for samples exhibiting acute and chronic toxicity. EPA/600/R-92/081. Final Report. U.S. Environmental Protection Agency, Duluth MN.
3. Identification of ammonia as an important sediment-associated toxicant in the lower Fox River and Green Bay, Wisconsin;Ankley;Environ. Toxicol. Chem.,1990
4. The contribution of ammonia, metals and nonpolar organic compounds to the toxicity of sediment interstitial water from an Illinois river tributary;Schubauer-Berigan;Environ. Toxicol. Chem.,1991