1. Limnology of Michigan's nearshore waters of Lakes Superior and Huron;Basch;Mich. U.S. Environmental Protection Agency Report 600/3-80-059,1980
2. Statistical Concepts and Methods;Bhattacharyya,1977
3. Benthic macroinvertebrate distributions in the central and western basins of Lake Erie;Britt,1980
4. A water quality index—crashing the psychological barrier;Brown,1972
5. A trophic state index for lakes;Carlson;Limnol. Oceangr.,1977