MACKAY, P H R. Torphichen preceptory: a footnote to the published descriptions. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 99, p. 167–172, 1968. DOI: 10.9750/PSAS.099.167.172. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/8703. Acesso em: 8 may. 2024.