HEISKARI, Ulla; NIEMINEN, Mauri. Voluntary feed intake of reindeer in relation to ambient temperature. Rangifer, Tromsø, Norway, v. 10, n. 4, p. 50, 1990. DOI: 10.7557/2.10.4.915. Disponível em: https://septentrio.uit.no/index.php/rangifer/article/view/915. Acesso em: 13 jun. 2026.