NORDLAND, O. Valhall and Helgafell: syncretistic traits of the Old Norse religion. Scripta Instituti Donneriani Aboensis, [S. l.], v. 3, p. 66–99, 1969. DOI: 10.30674/scripta.67032. Disponível em: https://journal.fi/scripta/article/view/67032. Acesso em: 2 may. 2024.