Card N, Alldritt D, Clark A, Duncan J, MacSween A, Miller J, et al. Excavation of Bookan chambered cairn, Sandwick, Orkney. PSAS [Internet]. 2006 Nov. 30 [cited 2024 Nov. 22];135:163-90. Available from: https://journals.socantscot.org/index.php/psas/article/view/9647