BUSTNES, J. O.; ERIKSTAD, K. E. Site fidelity in breeding Common Eider Somateria mollissima females. Ornis Fennica, [S. l.], v. 70, n. 1, p. 11–16, 1993. Disponível em: https://ornisfennica.journal.fi/article/view/133358. Acesso em: 16 may. 2024.