HRUSKA, A. J. Northern Redbelly Snake at Gerald, Saskatchewan. Blue Jay, [S. l.], v. 47, n. 2, 1989. DOI: 10.29173/bluejay4882. Disponível em: https://bluejayjournal.ca/index.php/bluejay/article/view/4882. Acesso em: 24 jun. 2022.