Technical Reports
Cottam, G., E. Howell, F. Stearns, and N. Kobriger. 1972. Productivity profile of Wisconsin. Deciduous Forest Biome, IBP Memo. Report 72-142. Oak Ridge, Tenn.: Oak Ridge National Laboratory.
Johnson, S. E., E.L. Mudrak, and D.M. Waller. . 2006. A comparison of sampling methodologies for long-term forest vegetation montioring in the Great Lakes Network National Parks. National Park Service, Great Lakes Inventory and Monitoring Network, Ashland, WI. 54806. Great Lakes Network Technical Report: GLKN/2006/08. 140 pp.
Stearns, F., N. Kobriger, G. Cottam, and E. Howell. 1971. Productivity profile of Wisconsin. Deciduous Forest Biome, IBP. Memo Report 71-14. Oak Ridge, Tenn.: Oak Ridge National Laboratory.