HOUSTON, Dr. S. Saskatchewan Sharp-Tailed Grouse Survey. Blue Jay, [S. l.], v. 13, n. 3, 1955. DOI: 10.29173/bluejay1997. Disponível em: https://bluejayjournal.ca/index.php/bluejay/article/view/1997. Acesso em: 5 dec. 2025.