Macadam, W Ivison. “Notes on Ancient Structures in the Islands of Seil and Luing, and in the Garbh Island; With Preliminary Notice of the North Fort of Luing”. Proceedings of the Society of Antiquaries of Scotland 30 (November 30, 1896): 23–29. Accessed December 14, 2024. https://journals.socantscot.org/index.php/psas/article/view/6613.