RCAHMS record the site as NO25SE 17.
References:
Allen, J. R. and Anderson J. (1903), The early Christian monuments of Scotland: a classified illustrated descriptive list of the monuments with an analysis of their symbolism and ornamentation, Edinburgh, 3, 282-3.
Coutts, H. (1970), Ancient Monuments of Tayside, Dundee, 52, 55, No. 6.
Jackson, A. (1984), The symbol stones of Scotland: a social anthropological resolution to the problem of the Picts, Kirkwall.
Macfarlane, W. (1906-8), Geographical collections relating to Scotland, Mitchell Sir A and Clark J T (eds.), 3v, Edinburgh, Vol. 1, 114.
Meikle, J. (1933), The history of the Alyth parish church, Edinburgh, 16-17.
RCAHMS (1990a), The Royal Commission on the Ancient and Historical Monuments of Scotland, North East Perth: an archaeological landscape, Edinburgh, 87, No. 191.
Ritchie, J. N. G. (1985), Pictish Symbol Stones: a handlist, Edinburgh, 17.
Stuart, J. (1856a), Sculptured stones of Scotland, 1, Aberdeen, 34.