@article{Coles_1909, title={Report on Stone Circles surveyed in Perthshire (South-east District), with measured Plans and Drawings; obtained under the Gunning Fellowship}, volume={43}, url={http://journals.socantscot.org/index.php/psas/article/view/7138}, DOI={10.9750/PSAS.043.93.130}, journal={Proceedings of the Society of Antiquaries of Scotland}, author={Coles, Frederick}, year={1909}, month={Nov.}, pages={93-130} }