HAUKIOJA, E. Weights of Reed Buntings (Emberiza schoeniclus) during summer. Ornis Fennica, [S. l.], v. 46, n. 1, p. 13–21, 1969. Disponível em: https://ornisfennica.journal.fi/article/view/132754. Acesso em: 18 touko. 2024.