ELSNER, W. A possible occurrence of twinning in wild muskoxen, West Greenland. Rangifer, [S. l.], v. 14, n. 3, p. 133–134, 1994. DOI: 10.7557/2.14.3.1147. Disponível em: https://septentrio.uit.no/index.php/rangifer/article/view/1147. Acesso em: 4 may. 2024.