EVANS, P. R.; ELTON, R. A.; SINCLAIR, G. R. Moult and weight changes of Redpolls, Carduelis flammea, in north Norway. Ornis Fennica, [S. l.], v. 44, n. 2, p. 33–41, 1967. Disponível em: https://ornisfennica.journal.fi/article/view/132727. Acesso em: 15 may. 2024.