SMITH, Alan. 79th Annual Saskatchewan Christmas Bird Count - 2021. Blue Jay, [S. l.], v. 79, n. 2, p. 8–20, 2021. DOI: 10.29173/bluejay6315. Disponível em: https://bluejayjournal.ca/index.php/bluejay/article/view/6315. Acesso em: 26 apr. 2024.