Coyote population demographics on Yellowstone's northern range
Grothe, S., Crabtree, R.L., Gese, E.M., Hatier, K.G. and Picton, H.D.
in: A. P. Curlee, A.-M. Gillesberg, and D. Casey, editors. Greater Yellowstone Predators: Ecology and Conservation in a Changing Landscape: Proceedings of the Third Biennial Conference on the Greater Yellowstone Ecosystem. September 24-27, 1995, Yellowstone National Park. Northern Rockies Conservation Cooperative, Yellowstone National Park, Wyoming, USA, pp. 195