SIRIWARDENA, Gavin M; BLACK, Jeffrey M. Parent and gosling strategies in wintering Barnacle Geese Branta Leucopsis. Wildfowl, [S. l.], p. 18–26, 1998. Disponível em: https://tidsskrift.dk/Wildfowl/article/view/154603. Acesso em: 16 dec. 2025.