[1]
Carter, S., Fraser, D., Dixon, D., Halpin, E., Lee, F., MacSween, A., Ross, A. and Smith, A. 1997. The sands of Breckon, Yell, Shetland: archaeological survey and excavation in an area of eroding windblown sand. Proceedings of the Society of Antiquaries of Scotland. 126, (Nov. 1997), 271-301. DOI:https://doi.org/10.9750/PSAS.126.271.301.