Nitrogen deposition to lakes in national parks of the western Great Lakes region: Isotopic signatures, watershed retention, and algal shifts, William O. Hobbs, Brenda Moraska Lafrancois, Robert Stottlemyer, David Toczydlowski, Daniel R. Engstrom, Mark B. Edlund, James E. Almendinger, Kristin E. Strock, David Vandermeulen, Joan E. Elias, Jasmine E. Saros
Michigan Tech Publications

Seasonal change in precipitation, snowpack, snowmelt, soil water and streamwater chemistry, northern Michigan, Robert Stottlemyer, David Toczydlowski
Michigan Tech Publications

Evaluation of anthropogenic atmospheric inputs on US national park ecosystems, Robert Stottlemyer
Michigan Tech Publications

External threats to ecosystems of US national parks, Robert Stottlemyer
Michigan Tech Publications