BARCLAY, Gordon J et al. Excavations in the ceremonial complex of the fourth to 2nd millennium BC at Balfarg/Balbirnie, Glenrothes, Fife. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 123, p. 43–210, 1994. DOI: 10.9750/PSAS.123.43.210. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/9457. Acesso em: 24 apr. 2024.