Cuyler, L. Christine, and Nils A. Øritsland. “Seasonal Variations and Responses to Normal Activity of the Deep Body Temperature in the Svalbard Reindeer (Rangifer Tarandus Platyrhynchus)”. Rangifer 6, no. 2 (June 1, 1986): 81-85. Accessed January 20, 2021. https://septentrio.uit.no/index.php/rangifer/article/view/586.