Robertson, T M, G H Williams, George Haggarty, and Nicholas Reynolds. “Recent Excavations at Dunfermline Abbey, Fife”. Proceedings of the Society of Antiquaries of Scotland 111 (November 30, 1982): 388–400. Accessed November 22, 2024. https://journals.socantscot.org/index.php/psas/article/view/9064.