Magoun, A. J.; Abraham, K. F.; Thompson, J. E.; Ray, J. C.; Gauthier, M. E.; Brown, G. S.; Woolmer, G.; Chenier, C. J.; Dawson, F. N. Distribution and Relative Abundance of Caribou in the Hudson Plains Ecozone of Ontario. Ran 2005, 25 (4), 105-121. https://doi.org/10.7557/2.25.4.1776.