CARLSON, Muriel. Keeping Saskatchewan Nest Records-A Summer Pastime. Blue Jay, [S. l.], v. 35, n. 2, 1970. DOI: 10.29173/bluejay4028. Disponível em: https://bluejayjournal.ca/index.php/bluejay/article/view/4028. Acesso em: 22 jul. 2024.