KELLER, V E; GALLO-ORSI, U; PATTERSON, I J; NAEF-DAENZER, B. Feeding areas used by individual Pink-footed Geese Anser brachyrhynchus around the Loch of Strathbeg, North-East Scotland. Wildfowl, [S. l.], p. 52–64, 1997. Disponível em: https://tidsskrift.dk/Wildfowl/article/view/154100. Acesso em: 16 dec. 2025.