KORNER-NIEVERGELT, Fränzi R; HOFER, Josef; SAUTER, Annette; JENNI, Lukas. Measuring within-winter movement rates of Tufted Duck Aythya fuligula and Common Pochard A. ferina based on ring re-encounter data. Wildfowl, [S. l.], p. 24–41, 2009. Disponível em: https://tidsskrift.dk/Wildfowl/article/view/153583. Acesso em: 16 dec. 2025.