MITCHELL, Arthur. On White Pebbles in connection with Pagan and Christian Burials, a seeming survival of an Ancient Burial Custom. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 18, p. 286–291, 1884. DOI: 10.9750/PSAS.018.286.291. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/6108. Acesso em: 25 apr. 2024.