1. A direction for ecosystem management;Agee,1988
2. Regional landscape ecosystems of Michigan, Minnesota, and Wisconsin: a working map and classification;Albert;USDA For. Serv. Gen. Tech. Rep. NC-178,1995
3. Regional landscape ecosystems of Michigan;Albert,1986
4. Forests too deer: edge effects in northern Wisconsin;Alverson;Conserv. Biol.,1988
5. Ecoregions of the United States;Bailey;USDA For. Serv. IM-unnumbered report (1 map),1976