RITCHIE, Anna et al. Excavation of Pictish and Viking-age farmsteads at Buckquoy, Orkney. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 108, p. 174–227, 1979. DOI: 10.9750/PSAS.108.174.227. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/8970. Acesso em: 17 jul. 2024.