Callander, J, and Thomas Bryce. “Notices of a Short Cist Discovered in the Parish of Yester, East Lothian; of a Prehistoric Burial at Alva, Clackmannanshire; And of an Earth-House in Skye”. Proceedings of the Society of Antiquaries of Scotland 48 (November 30, 1914): 194-205. Accessed May 29, 2023. http://journals.socantscot.org/index.php/psas/article/view/7320.