CARBONE, Chris; OWEN, Myrfyn. Differential migration of the sexes of Pochard Aythya ferina: results from a European survey. Wildfowl, [S. l.], p. 99–108, 1995. Disponível em: https://tidsskrift.dk/Wildfowl/article/view/154663. Acesso em: 16 dec. 2025.