HOOPER, Rondald; HOOPER, Donald. Additions to the Birds of Somme. Blue Jay, [S. l.], v. 17, n. 2, 1959. DOI: 10.29173/bluejay2242. Disponível em: https://bluejayjournal.ca/index.php/bluejay/article/view/2242. Acesso em: 17 may. 2024.