SMITH, Alan R.; JOHANSON, Robert E. 66th Annual Saskatchewan Christmas Bird Count-2007. Blue Jay, [S. l.], v. 66, n. 1, 2008. DOI: 10.29173/bluejay5878. Disponível em: https://bluejayjournal.ca/index.php/bluejay/article/view/5878. Acesso em: 19 apr. 2024.