SMITH, A. 78th Annual Saskatchewan Christmas Bird Count - 2019. Blue Jay, [S. l.], v. 78, n. 2, p. 14–26, 2020. DOI: 10.29173/bluejay6297. Disponível em: https://bluejayjournal.ca/index.php/bluejay/article/view/6297. Acesso em: 27 nov. 2021.