SALT, Jim. A magpie band-release project in the Calgary area, 1949. Blue Jay, [S. l.], v. 60, n. 4, 2002. DOI: 10.29173/bluejay5553. Disponível em: https://bluejayjournal.ca/index.php/bluejay/article/view/5553. Acesso em: 22 jul. 2024.