BUSTNES, J. O.; ERIKSTAD, K. E. The diets of sympatric wintering populations of Common Eider Somateria mollissima and King Eider S. spectabilis in Northern Norway. Ornis Fennica, [S. l.], v. 65, n. 4, p. 163–168, 1988. Disponível em: https://ornisfennica.journal.fi/article/view/133269. Acesso em: 22 nov. 2024.