BRENNAN, Mary F. Hummingbirds at Ituna, Saskatchewan. Blue Jay, [S. l.], v. 42, n. 2, 1984. DOI: 10.29173/bluejay6196. Disponível em: https://bluejayjournal.ca/index.php/bluejay/article/view/6196. Acesso em: 2 may. 2024.