Nilsson, Anna, Ingemar Olsson, and Per Lingvall. “Evaluation of Silage Diets Offered to Reindeer Calves Intended for Slaughter. II. Feeding of Silage and Concentrate from January to March”. Rangifer 16, no. 3 (January 1, 1996): 139-146. Accessed December 14, 2019. https://septentrio.uit.no/index.php/rangifer/article/view/1207.