Using re-sighting data to estimate population size of Pink-footed Geese (Anser brachyrhynchus). Ornis Fennica, [S. l.], v. 96, n. 3, p. 112–123, 2019. DOI: 10.51812/of.133953. Disponível em: https://ornisfennica.journal.fi/article/view/133953. Acesso em: 6 nov. 2025.