HELLE, T.; KILPELÄ, S.-S.; AIKIO, P. Lichen ranges, animal densities and production in Finnish reindeer management. Rangifer, [S. l.], v. 10, n. 3, p. 115–121, 1990. DOI: 10.7557/2.10.3.840. Disponível em: https://septentrio.uit.no/index.php/rangifer/article/view/840. Acesso em: 21 dec. 2024.