COLES, Frederick R. Antiquarian Notes on various Sites in the neighbourhood of Edinburgh. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 33, p. 330–353, 1899. DOI: 10.9750/PSAS.033.330.353. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/6741. Acesso em: 29 apr. 2024.