LAIDLAY, J W. Notice of an Ancient Structure and Remains from a Kitchen Midden, on ’The Ghegan,’ an Isolated Rock near Seacliff, East-Lothian. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 8, p. 372–377, 1871. DOI: 10.9750/PSAS.008.372.377. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/5436. Acesso em: 24 apr. 2024.