Nieminen, Mauri, Harri Norberg, and Veikko Maijala. “Calf Mortality of Semi-Domesticated Reindeer (Rangifer Tarandus Tarandus) in the Finnish Reindeer-Herding Area”. Rangifer 33, no. 2 (June 1, 2013): 79–90. Accessed November 28, 2021. https://septentrio.uit.no/index.php/rangifer/article/view/2531.