Biblio
“Recovering aspen follow changing elk dynamics in Yellowstone: evidence of a trophic cascade?”, Ecology, vol. 96, no. 1, pp. 252 - 263, 2015.
, “After long-term decline, are aspen recovering in northern Yellowstone?”, Forest Ecology and Management, vol. 329, pp. 108 - 117, 2014.
, “Effects of bison on willow and cottonwood in northern Yellowstone National Park”, Forest Ecology and Management, vol. 264, pp. 150 - 158, 2012.
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