FRIESEN, Victor. Cougar Sighting at Rosthern. Blue Jay, [S. l.], v. 57, n. 4, 1999. DOI: 10.29173/bluejay5643. Disponível em: https://bluejayjournal.ca/index.php/bluejay/article/view/5643. Acesso em: 4 may. 2024.