STIRLING, David. Sight Record of a Glaucous-Winged Gull for Alberta. Blue Jay, [S. l.], v. 25, n. 3, 1967. DOI: 10.29173/bluejay3364. Disponível em: https://bluejayjournal.ca/index.php/bluejay/article/view/3364. Acesso em: 1 may. 2024.