Graham, D. C., and J. L. Jones. “MOOSE USE OF GRAND FIR/PACIFIC YEW COMMUNITIES AND IMPLICATIONS FOR TIMBER MANAGEMENT”. Alces: A Journal Devoted to the Biology and Management of Moose, vol. 21, Jan. 1985, pp. 127-3, https://alcesjournal.org/index.php/alces/article/view/1391.