BØVING, P. S.; POST, E. Vigilance and foraging behaviour of female caribou in relation to predation risk. Rangifer, [S. l.], v. 17, n. 2, p. 55–63, 1997. DOI: 10.7557/2.17.2.1302. Disponível em: https://septentrio.uit.no/index.php/rangifer/article/view/1302. Acesso em: 4 dec. 2021.