HARRISON, John G. Improving the roads and bridges of the Stirling area c 1660-1706. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 135, p. 287–307, 2006. DOI: 10.9750/PSAS.135.287.307. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/9652. Acesso em: 4 may. 2024.