Pratt, J.B. and Stuart, J. 1862. Note of the Recent Excavation of a Cairn on the High Law, and of other Antiquities in the Parish of Cruden, Aberdeenshire. (with Additional Notes by Stuart, John). Proceedings of the Society of Antiquaries of Scotland. 3, (Nov. 1862), 144–149. DOI:https://doi.org/10.9750/PSAS.003.144.149.