KORPIMÄKI, E. Clutch size and breeding success of Tengmalm`s Owl Aegolius funereus in natural cavities and nest-boxes. Ornis Fennica, [S. l.], v. 61, n. 3, p. 80–83, 1984. Disponível em: https://ornisfennica.journal.fi/article/view/133151. Acesso em: 23 nov. 2024.