HOUSTON, Donald S. Saskatoon Bluebird Trail - 1974. Blue Jay, [S. l.], v. 32, n. 4, 1970. DOI: 10.29173/bluejay3834. Disponível em: https://bluejayjournal.ca/index.php/bluejay/article/view/3834. Acesso em: 7 may. 2024.