KOJOLA, Ilpo; HELLE, Timo. Benefits from calf harvest. Rangifer, Tromsø, Norway, v. 10, n. 5, p. 17, 1990. DOI: 10.7557/2.10.5.946. Disponível em: https://septentrio.uit.no/index.php/rangifer/article/view/946. Acesso em: 3 may. 2026.