EEVA, T.; LEHIKOINEN, E.; VEISTOLA, S. Habitat preference and breeding performance in four hole-nesting passerines at the northern limit of their range. Ornis Fennica, [S. l.], v. 66, n. 4, p. 142–150, 1989. Disponível em: https://ornisfennica.journal.fi/article/view/133288. Acesso em: 19 may. 2024.