LARSEN, T; NORDERHAUG, M. The ringing of Barnacle Geese in Spitsbergen, 1962. Wildfowl, [S. l.], v. 14, p. 6, 1963. Disponível em: https://tidsskrift.dk/Wildfowl/article/view/155858. Acesso em: 17 apr. 2026.