Biblio
“Collapse of the world's largest herbivores”, Science Advances, vol. 1, no. 4, pp. e1400103 - e1400103, 2015.
, “Wolves, Elk, Bison, and Secondary Trophic Cascades in Yellowstone National Park”, The Open Ecology Journal, vol. 3, no. 1, pp. 31 - 37, 2014.
, “1986 Progress Report -- Research in Rangeland Management: Monitoring Elk Impacts in the Subalpine of Mount Rainier National Park”, Oregon Agricultural Experiment Station, 1986.
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