GODKIN, G. F. Fertility and twinning in Canadian reindeer. Rangifer, [S. l.], v. 6, n. 2, p. 145–150, 1986. DOI: 10.7557/2.6.2.639. Disponível em: https://septentrio.uit.no/index.php/rangifer/article/view/639. Acesso em: 25 apr. 2024.