Anderson, J. (1904) “Note on a Late Celtic Armlet of Bronze, now presented to the National Museum; with Notes on the Identification of Two other Late Celtic Armlets in the Museum, and on a massive Bronze Armlet recently found in Sutherlandshire”, Proceedings of the Society of Antiquaries of Scotland, 38, pp. 460-467. doi: 10.9750/PSAS.038.460.467.