HEWISON, James King. Notice of a Celtic Cross-Shaft in Rothesay Churchyard. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 25, p. 410–416, 1891. DOI: 10.9750/PSAS.025.410.416. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/6410. Acesso em: 4 may. 2024.