NIEMINEN, M.; HEISKARI, U.; SOVERI, T. Use of urine samples collected from bladder and snow to indicate condition of semi-domesticated reindeer. Rangifer, [S. l.], v. 10, n. 4, p. 53–54, 1990. DOI: 10.7557/2.10.4.918. Disponível em: https://septentrio.uit.no/index.php/rangifer/article/view/918. Acesso em: 17 may. 2022.