“Tullich, Aberdeenshire: A Reappraisal of an Early Ecclesiastical Site and Its Carvedstones in the Light of Recent Excavations”. Proceedings of the Society of Antiquaries of Scotland 145 (November 30, 2016): 229–281. Accessed February 2, 2026. https://journals.socantscot.org/index.php/psas/article/view/9831.