BRIDES, Kane; WOOD, Kevin A.; HALL, Colette; BURKE, Brian; MCELWAINE, Graham; CALBRADE, Neil; HILL, Oisí­n; REES, Eileen C.; EINARSSON, Ólafur. The Icelandic Whooper Swan Cygnus cygnus population: current status and long-term (1986-2020) trends in its numbers and distribution. Wildfowl, [S. l.], p. 29–57, 2021. Disponível em: https://tidsskrift.dk/Wildfowl/article/view/153430. Acesso em: 16 dec. 2025.