BRANDER, T. Om blåmesens, Parus caeruleus L., expansion mot norr i Finland. Ornis Fennica, [S. l.], v. 26, n. 3, p. 80–82, 1949. Disponível em: https://ornisfennica.journal.fi/article/view/132519. Acesso em: 10 may. 2024.