Paul, Ella B, Matthew G Knight, Trevor G Cowie, and Lore Troalen. “Small Socketed Axeheads from Northern Britain: Some Finds ‘of More Than Ordinary interest’”. Proceedings of the Society of Antiquaries of Scotland 152 (November 30, 2023): 53–82. Accessed May 16, 2024. https://journals.socantscot.org/index.php/psas/article/view/10695.