[1]
Paterson, H.M.L. and Lacaille, A.D. 1936. Banchory Microliths, The River Terraces near Birkwood, Banchory, Kincardineshire. Proceedings of the Society of Antiquaries of Scotland. 70, (Nov. 1936), 419–434. DOI:https://doi.org/10.9750/PSAS.070.419.434.