CLARKE, A. W.; DIETERICH, R. A. Aquisiton and management of reindeer herd data. Rangifer, [S. l.], v. 10, n. 3, p. 433–440, 1990. DOI: 10.7557/2.10.3.892. Disponível em: https://septentrio.uit.no/index.php/rangifer/article/view/892. Acesso em: 12 aug. 2022.