RETTIE, Jim; ROCK, Terry; MESSIER, Francois. Status of woodland caribou in Saskatchewan. Rangifer, Tromsø, Norway, v. 18, n. 5, p. 105–109, 1998. DOI: 10.7557/2.18.5.1546. Disponível em: https://septentrio.uit.no/index.php/rangifer/article/view/1546. Acesso em: 4 jun. 2026.