Allen, A. W., J. W. Terrell, and P. A. Jordan. “AN OVERVIEW OF A HABITAT SUITABILITY INDEX MODEL FOR MOOSE: LAKE SUPERIOR REGION”. Alces: A Journal Devoted to the Biology and Management of Moose, vol. 24, Jan. 1988, pp. 118-25, https://alcesjournal.org/index.php/alces/article/view/1259.