OLSON, D.P. Where are the Bachelor Canvasbacks?. Blue Jay, [S. l.], v. 17, n. 1, 1959. DOI: 10.29173/bluejay2336. Disponível em: https://bluejayjournal.ca/index.php/bluejay/article/view/2336. Acesso em: 18 may. 2024.