GERRARD, J. M.; GERRARD, P. N. Spring Migration of Bald Eagles Near Saskatoon. Blue Jay, [S. l.], v. 40, n. 2, 1982. DOI: 10.29173/bluejay4472. Disponível em: https://bluejayjournal.ca/index.php/bluejay/article/view/4472. Acesso em: 16 apr. 2025.