[1]
Taylor, D.B. and Henshall, A.S. 1983. Excavation of a promontory fort, broch and souterrain at Hurly Hawkin, Angus. Proceedings of the Society of Antiquaries of Scotland. 112, (Nov. 1983), 215–253. DOI:https://doi.org/10.9750/PSAS.112.215.253.