KUIPERS, Kevin; KUIPERS, Natalie; STORER, Peter. Rock Ptarmigan - A New Bird for Alberta. Blue Jay, [S. l.], v. 70, n. 1, p. 56–57, 2012. DOI: 10.29173/bluejay251. Disponível em: https://bluejayjournal.ca/index.php/bluejay/article/view/251. Acesso em: 21 nov. 2024.