Rennie, Christine, Susan Ramsey, Torben Bjarke Ballin, and Beverley Ballin Smith. “A Room With a View: Excavations at Ravelrig Quarry”. Proceedings of the Society of Antiquaries of Scotland 143 (November 30, 2014): 137–156. Accessed April 20, 2024. https://journals.socantscot.org/index.php/psas/article/view/9797.