SVANBERG, J. Druider: Kunskapare, präster och schamaner. Budkavlen, [S. l.], v. 86, p. 92–93, 2023. DOI: 10.37447/bk.130272. Disponível em: https://journal.fi/budkavlen/article/view/130272. Acesso em: 16 aug. 2024.