ROY, J. F.     . Second Saskatchewan Record of the Ruff. Blue Jay, [S. l.], v. 29, n. 1, 1971. DOI: 10.29173/bluejay3652. Disponível em: https://bluejayjournal.ca/index.php/bluejay/article/view/3652. Acesso em: 22 nov. 2024.