Stewart, Margaret E C, Joanna Close-Brooks, H McKerrell, and Lisbeth M Thoms. “The Excavation of a Henge, Stone Circles and Metal-Working Area at Moncrieffe, Perthshire”. Proceedings of the Society of Antiquaries of Scotland 115 (November 30, 1987): 125–150. Accessed December 3, 2024. https://journals.socantscot.org/index.php/psas/article/view/9206.