LAING, David; WILSON, Daniel. An Account of Alexander Gordon, A.M., Author of the Itinerarium Septentrionale, 1726: with additional notes concerning Gordon and his works. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 10, p. 363–382, 1875. DOI: 10.9750/PSAS.010.363.382. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/5680. Acesso em: 25 apr. 2024.