Samuel, William M., and Dwight A. Welch. “WINTER TICKS ON MOOSE AND OTHER UNGULATES: FACTORS INFLUENCING THEIR POPULATION SIZE”. Alces: A Journal Devoted to the Biology and Management of Moose 27 (January 1, 1991): 168–182. Accessed May 12, 2024. https://www.alcesjournal.org/index.php/alces/article/view/1119.