HOLOPAINEN, S.; METSÄRANTA, N. A bridge too far – A Uralic perspective on Volga Bulgarian. Finnisch-Ugrische Forschungen, [S. l.], v. 2020, n. 65, p. 172–186, 2020. DOI: 10.33339/fuf.89967. Disponível em: https://journal.fi/fuf/article/view/89967. Acesso em: 28 mar. 2024.