WALLACE, Thomas. Military Roads and Fortifications in the Highlands, with Bridges and Milestones. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 45, p. 318–333, 1911. DOI: 10.9750/PSAS.045.318.333. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/7216. Acesso em: 3 may. 2024.