PAKKALA, T.; TIAINEN, J.; PAKKALA, H.; PIHA, M.; KOUKI, J. Nest tree characteristics of Grey-headed Woodpeckers (Picus canus) in boreal forests. Ornis Fennica, [S. l.], v. 97, n. 3, p. 89–100, 2020. DOI: 10.51812/of.133969. Disponível em: https://ornisfennica.journal.fi/article/view/133969. Acesso em: 12 may. 2024.