Åhman, Birgitta, and Tommy Larsson. “Different Methods of Preparing Rumen and Caecum Content from Reindeer (Rangifer Tarandus Tarandus) for the Analyses of Minerals”. Rangifer 2, no. 2 (May 1, 1982): 41-44. Accessed November 27, 2020. https://septentrio.uit.no/index.php/rangifer/article/view/413.