HIETAKANGAS, H. Nesting birds of Meltaus Game Research area, northern Finland, in 1962–1964. Ornis Fennica, [S. l.], v. 44, n. 1, p. 12–21, 1967. Disponível em: https://ornisfennica.journal.fi/article/view/132725. Acesso em: 13 sep. 2024.