MAXWELL, Herbert Eustace. Notice of the Excavation of St Ninian’s Cave, Parish of Glasserton, Wigtownshire. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 19, p. 82–96, 1885. DOI: 10.9750/PSAS.019.82.96. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/6140. Acesso em: 3 may. 2024.