RICHARDSON, James T. Prehistoric Remains near Gullane. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 36, p. 654–658, 1902. DOI: 10.9750/PSAS.036.654.658. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/6848. Acesso em: 5 may. 2024.