RYG, M.; JACOBSEN, E. Effects of nutrition on serum levels of thyroxine and triiodothyronine in reindeer (Rangifer tarandus tarandus). Rangifer, [S. l.], v. 1, n. 1, p. 4–9, 1981. DOI: 10.7557/2.1.1.395. Disponível em: https://septentrio.uit.no/index.php/rangifer/article/view/395. Acesso em: 8 dec. 2021.