FOX, A D et al. Phenology and distribution of Greenland White-fronted Geese Anser albifrons flavirostris staging in Iceland. Wildfowl, [S. l.], p. 29–43, 1999. Disponível em: https://tidsskrift.dk/Wildfowl/article/view/154590. Acesso em: 17 dec. 2025.