HELLE, Timo; SÄNTTI, V. Winter-catastrophies in the reindeer husbandry of Finland: Losses and their prevention. Rangifer, Tromsø, Norway, v. 2, n. 1, p. 2–8, 1982. DOI: 10.7557/2.2.1.419. Disponível em: https://septentrio.uit.no/index.php/rangifer/article/view/419. Acesso em: 1 may. 2026.