Jervise, A. 1863. Account of the Excavation of the Round or ’Bee-hive’ shaped House, and other under-ground chambers, at West Grange of Conan, Forfarshire. Proceedings of the Society of Antiquaries of Scotland. 4, (Nov. 1863), 492–499. DOI:https://doi.org/10.9750/PSAS.004.492.499.