sponsored by ASTM Committee E-47 on Biological Effects and Environmental Fate, Fort Mitchell, KY, 15-17 April 1984 ; Rita Comotto Bahner and David J. Hansen, editorsASTMc1985
sponsored by ASTM Committee E-47 on Biological Effects and Environmental Fate, Milwaukee, Wisc., 17-19 April, 1983 ; Rick D. Cardwell, Rich Purdy, and Rita Comotto Bahner, editorsASTMc1985