STRUTHERS, John. Note relative to Excavations at Balgone, near North Berwick. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 6, p. 107–114, 1866. DOI: 10.9750/PSAS.006.107.114. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/5176. Acesso em: 16 apr. 2024.