Kumpula, Jouko, Päivi Parikka, and Mauri Nieminen. “Occurrence of Certain Microfungi on Reindeer Pastures in Northern Finland During Winter 1996-97”. Rangifer 20, no. 1 (March 1, 2000): 3–8. Accessed May 17, 2022. https://septentrio.uit.no/index.php/rangifer/article/view/1477.