Gibson, Alex. 2011. “Dating Balbirnie: Recent Radiocarbon Dates from the Stone Circle and Cairn at Balbirnie, Fife, and a Review of Its Place in the Overall Balfarg/Balbirnie Site Sequence”. Proceedings of the Society of Antiquaries of Scotland 140 (November), 51-77. https://doi.org/10.9750/PSAS.140.51.77.