CALDWELL, David H; O'NEIL, Marion. Tantallon Castle, East Lothian: a catalogue of the finds. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 121, p. 335–357, 1992. DOI: 10.9750/PSAS.121.335.357. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/9415. Acesso em: 24 apr. 2024.