BENGTSON, S.-A. Food and feeding of diving ducks breeding at Lake Myvatn, Iceland. Ornis Fennica, [S. l.], v. 48, n. 3–4, p. 77–92, 1971. Disponível em: https://ornisfennica.journal.fi/article/view/132815. Acesso em: 17 may. 2024.