MCKEAN, Charles. Craignethan: the castle of the Bastard of Arran. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 125, p. 1069–1090, 1996. DOI: 10.9750/PSAS.125.1069.1090. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/9914. Acesso em: 7 may. 2024.