NIXON, W. A.; RUSSELL, D. E. Group dynamics of the Porcupine Caribou Herd during insect season. Rangifer, [S. l.], v. 10, n. 3, p. 175, 1990. DOI: 10.7557/2.10.3.853. Disponível em: https://septentrio.uit.no/index.php/rangifer/article/view/853. Acesso em: 28 mar. 2024.