DALE, S.; ANDREASSEN, E. T. Population decline of the Siberian Tit (Poecile cinctus) in southern Norway and an assessment of possible causes. Ornis Fennica, [S. l.], v. 93, n. 2, p. 77–87, 2016. DOI: 10.51812/of.133890. Disponível em: https://ornisfennica.journal.fi/article/view/133890. Acesso em: 21 nov. 2024.