PASANEN, S. Breeding biology of the Pied Flycatcher Ficedula hypoleuca in eastern Finland. Ornis Fennica, [S. l.], v. 54, n. 3, p. 119–122, 1977. Disponível em: https://ornisfennica.journal.fi/article/view/132940. Acesso em: 12 may. 2025.