MACDONALD, George. A further note on the Roman fort at Croy Hill. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 71, p. 32–71, 1937. DOI: 10.9750/PSAS.071.32.71. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/8036. Acesso em: 5 may. 2024.