Hebblewhite, Mark, Jesse Whittington, Mark Bradley, Geoff Skinner, Alan Dibb, and Clifford A. White. “Conditions for Caribou Persistence in the Wolf-Elk-Caribou Systems of the Canadian Rockies”. Rangifer 27, no. 4 (April 1, 2007): 79–91. Accessed November 27, 2021. https://septentrio.uit.no/index.php/rangifer/article/view/322.