JÄRVINEN, O.; KOUKI, J.; HÄYRINEN, U. Reversed latitudinal gradients in total density and species richness of birds breeding on Finnish mires. Ornis Fennica, [S. l.], v. 64, n. 2, p. 67–73, 1987. Disponível em: https://ornisfennica.journal.fi/article/view/133236. Acesso em: 25 nov. 2024.