STEPHENS, George. Notice of a Sculptured Stone, bearing on one side an Inscription in Runes, from Kilbar, Island of Barra. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 15, p. 33–36, 1881. DOI: 10.9750/PSAS.015.33.36. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/5950. Acesso em: 4 may. 2024.