Mercer, Roger J, Magdalena S Midgley, C Burgess, C Dickson, B Finlayson, J MacDonald, K McSweeney, and R Tipping. 1998. “The Early Bronze Age Cairn at Sketewan, Balnaguard, Perth & Kinross”. Proceedings of the Society of Antiquaries of Scotland 127 (November):281-338. https://doi.org/10.9750/PSAS.127.281.338.