FREILE, Juan F. Assessment of the distribution and status of the Southern Pochard Netta e. erythrophthalma in South America. Wildfowl, [S. l.], v. 66, p. 3–21, 2016. Disponível em: https://tidsskrift.dk/Wildfowl/article/view/153682. Acesso em: 5 apr. 2026.