O’DONOGHUE, Paul D; O’HALLORAN, John; BACON, Philip J; SMIDDY, Patrick; CROSS, Thomas F. The population genetics of the Mute Swan Cygnus olor in Ireland. Wildfowl, [S. l.], p. 5–11, 1992. Disponível em: https://tidsskrift.dk/Wildfowl/article/view/155374. Acesso em: 17 dec. 2025.