RYAN, P G; BOSMAN, A L; HOCKEY, P A R. Notes on the foraging behaviour of Magellanic Flightless Steamer Ducks and Flying Steamer Ducks. Wildfowl, [S. l.], v. 39, p. 29–33, 1988. Disponível em: https://tidsskrift.dk/Wildfowl/article/view/154733. Acesso em: 5 apr. 2026.