John W. Zimmerman

Ecology and Behaviour of North American Black Bears (Home Ranges, Habitat and Social Organization)

Suzanne Kynaston, Roger A. Powell, John W. Zimmerman et al. · Journal of Animal Ecology · 1997 · 240 citations

Engineering, Wildlife Ecology, Biogeography +13

Demographic Analyses of a Hunted Black Bear Population with Access to a Refuge

Roger A. Powell, John W. Zimmerman, D. E. Seaman et al. · Conservation Biology · 1996 · 110 citations

Engineering, Wildlife Ecology, Pisgah Bear Sanctuary +10

Radiotelemetry error: location error method compared with error polygons and confidence ellipses

John W. Zimmerman, Roger A. Powell · Canadian Journal of Zoology · 1995 · 101 citations

Error Polygon Method, Engineering, Radiotelemetry Error +17

Test of a habitat suitability index for black bears in the southern Appalachians

Michael S. Mitchell, John W. Zimmerman, Roger A. Powell · 2002 · 52 citations

Black Bears, Wildlife Ecology, Geography +13

The driving force

Benjamin B. Tregoe, John W. Zimmerman, Ronald A. Smith et al. · Planning Review · 1990 · 46 citations

Driving Force, Business Model Canvas, Business Case +16