GUNN, Joyce. Artic Three-toed Woodpecker. Blue Jay, [S. l.], v. 12, n. 2, 1954. DOI: 10.29173/bluejay1450. Disponível em: https://bluejayjournal.ca/index.php/bluejay/article/view/1450. Acesso em: 10 apr. 2025.