KOSKIMIES, P. The expansion of the Great Reed Warbler Acrocephalus arundinaceus into Finland. Ornis Fennica, [S. l.], v. 58, n. 4, p. 151–158, 1981. Disponível em: https://ornisfennica.journal.fi/article/view/133078. Acesso em: 23 nov. 2024.