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Kerhoulas, Nicholas J.; Gunderson, Aren M.; Olson, Link E. (3 de agosto de 2015). «Complex history of isolation and gene flow in hoary, Olympic, and endangered Vancouver Island marmots». Journal of Mammalogy(en inglés)96 (4): 810-826. ISSN0022-2372. doi:10.1093/jmammal/gyv089.
M., Gunderson, Aren; K., Jacobsen, Brandy; E., Olson, Link (14 de agosto de 2009). «Revised Distribution of the Alaska Marmot, Marmota broweri, and Confirmation of Parapatry with Hoary Marmots». Journal of Mammalogy(en inglés)90 (4): 859-869. ISSN0022-2372. doi:10.1644/08-MAMM-A-253.1.
Taulman, J.F. (1977). «Vocalizations of the hoary marmot, Marmota caligata». Journal of Mammalogy58 (4): 681-683. JSTOR1380026. doi:10.2307/1380026.
Barash, D.P. (1980). «The influence of reproductive status on foraging by hoary marmots (Marmota caligata)». Behavioral Ecology and Sociobiology7 (3): 201-205. JSTOR4599328 = 10.1007/BF00299365. doi:10.1007/BF00299365.