RITCHIE, James. Description of Sculptured Symbol Stone at Rayne and Small Cross at Culsalmond, Aberdeenshire. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 50, p. 279–287, 1916. DOI: 10.9750/PSAS.050.279.287. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/7390. Acesso em: 24 apr. 2024.