PRESTRUD, Paal; BLACK, Jeffrey M; OWEN, Myrfyn. The relationship between an increasing Barnacle Goose Branta leucopsis population and the number and size of colonies in Svalbard. Wildfowl, [S. l.], p. 32–38, 1989. Disponível em: https://tidsskrift.dk/Wildfowl/article/view/154021. Acesso em: 17 dec. 2025.