GRAHAM, Angus. The Painted Ceiling in the Church of St Mary, Grandtully. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 77, p. 147–154, 1943. DOI: 10.9750/PSAS.077.147.154. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/8197. Acesso em: 24 apr. 2024.