ERIKSSON, K. On the occurrence of the Great Reed Warbler (Acrocephalus arundinaceus) in Finland. Ornis Fennica, [S. l.], v. 46, n. 2, p. 80–84, 1969. Disponível em: https://ornisfennica.journal.fi/article/view/132763. Acesso em: 23 nov. 2024.