Holmes, N M McQ, Annette Carruthers, Robin Turner, Leendert P Louwe Kooijmans, and Evelyn Stell. “Lecture Summaries 2001 - 2002”. Proceedings of the Society of Antiquaries of Scotland 132 (November 30, 2003): 555–560. Accessed April 24, 2024. https://journals.socantscot.org/index.php/psas/article/view/9876.