BRUCE, John. Notes on the Discovery and Exploration of a Pile Structure on the North Bank of the River Clyde, east from Dumbarton Rock. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 34, p. 437–462, 1900. DOI: 10.9750/PSAS.034.437.462. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/6786. Acesso em: 27 apr. 2024.