GOLLOP, J. B. The Blue Goose in Western Saskatchewan. Blue Jay, [S. l.], v. 18, n. 2, 1960. DOI: 10.29173/bluejay2288. Disponível em: https://bluejayjournal.ca/index.php/bluejay/article/view/2288. Acesso em: 3 jul. 2024.