HEISKARI, U.; NIEMINEN, M. The effect of the diet on the digestive organ size of reindeer. Rangifer, Tromsø, Norway, v. 12, n. 3, p. 167–168, 1992. DOI: 10.7557/2.12.3.1035. Disponível em: https://septentrio.uit.no/index.php/rangifer/article/view/1035. Acesso em: 3 may. 2026.