HARRIS, W. C. Saskatchewan Christmas Mammal Count – 1980. Blue Jay, [S. l.], v. 39, n. 1, 1981. DOI: 10.29173/bluejay4596. Disponível em: https://bluejayjournal.ca/index.php/bluejay/article/view/4596. Acesso em: 4 apr. 2025.