PULLIAINEN, E.; SAARI, L. Breeding biology of Rustic Buntings Emberiza rustica in eastern Finnish Lapland. Ornis Fennica, [S. l.], v. 66, n. 4, p. 161–165, 1989. Disponível em: https://ornisfennica.journal.fi/article/view/133291. Acesso em: 22 nov. 2024.