Fotheringham, W. “Notes on the Old Crosskirk at Quendale in Dunrossness, Shetland, and Its Monumental Stones”. Proceedings of the Society of Antiquaries of Scotland 41 (November 30, 1907): 173–180. Accessed November 22, 2024. https://journals.socantscot.org/index.php/psas/article/view/7082.