Barmore, William J. 1987. The distribution and abundance of ungulates in the Northern Yellowstone ecosystem in pristine times and today. Presented at Greater Yellowstone Coalition’s Scientific Conference on the Northern Yellowstone: Issues and Alternatives for Ecosystem Management. Lake Hotel, Yellowstone National Park.

• Barmore, William J. 1987. The distribution and abundance of ungulates in the Northern Yellowstone ecosystem in pristine times and today. Presented at Greater Yellowstone Coalition’s Scientific Conference on the Northern Yellowstone: Issues and Alternatives for Ecosystem Management. Lake Hotel, Yellowstone National Park.