EWART, G.; FORD, B.; EWAN, L.; GALLAGHER, D.; GRAVES, P.; GATER, J.; DOCKRILL, S.; GIBSON, A.; GROVE, R.; HAGGARTY, G.; SPEARMAN, M. Inchaffray Abbey, Perth & Kinross: excavation and research, 1987. Proceedings of the Society of Antiquaries of Scotland, v. 126, p. 469-516, 30 nov. 1997.