1. Standard methods for the examination of water and wastewater,1989
2. The measurement of upwelling and subsequent biological processes by means of the Technicon Auto-Analyzer and associated equipment;Armstrong;Deep Sea Res.,1967
3. Zooplankton of the Great Lakes: A guide to indentification, and ecology of the common Crustacean species;Balcer,1984
4. Lake-wide seasonal changes in limnological conditions in Lake Michigan in 1976;Bartone;J. Great Lakes Res.,1982
5. Changes in the environment and biota of the Great Lakes;Beeton,1969