EBBINGE, Bart S. et al. Population development and breeding success of Dark-bellied Brent Geese Branta b. bernicla from 1991–2011. Wildfowl, [S. l.], p. 74–89, 2013. Disponível em: https://tidsskrift.dk/Wildfowl/article/view/153605. Acesso em: 16 dec. 2025.