Eloranta, Eija, and Mauri Nieminen. “Calving of the Experimental Reindeer Herd in Kaamanen During 1970 - 85”. Rangifer 6, no. 2 (June 1, 1986): 115-121. Accessed February 26, 2020. https://septentrio.uit.no/index.php/rangifer/article/view/635.