Mapleton, R J. “Notice of Remarkable Cists in a Gravel Bank Near Kilmartin; And of Incised Sculpturings of Axe Heads, and Other Markings on the Stones of the Cists”. Proceedings of the Society of Antiquaries of Scotland 8 (November 30, 1871): 378–381. Accessed November 3, 2024. https://journals.socantscot.org/index.php/psas/article/view/5438.