SMITH, Alan R.; JOHANSON, Robert E. 65th Annual Saskatchewan Christmas Bird Count - 2006. Blue Jay, [S. l.], v. 65, n. 1, 2007. DOI: 10.29173/bluejay5870. Disponível em: https://bluejayjournal.ca/index.php/bluejay/article/view/5870. Acesso em: 25 apr. 2024.