HEISKARI, U.; NIEMINEN, M. Fibre content and in vitro digestibility of natural forage and supplementary fodder in reindeer. Rangifer, [S. l.], v. 8, n. 2, p. 66, 1988. DOI: 10.7557/2.8.2.754. Disponível em: https://septentrio.uit.no/index.php/rangifer/article/view/754. Acesso em: 17 may. 2022.