DUKE, William. Notice of the Fabric of St Vigeans Church, Forfarshire; with Notice and Photographs of Early Sculptured Stones recently Discovered there, &c. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 9, p. 481–498, 1871. DOI: 10.9750/PSAS.009.481.498. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/5529. Acesso em: 27 apr. 2024.