CRAW, John Hewat. An Underground Building at Midhouse, Orkney; Two Urns found at Lintlaw, Berwickshire; and the Excavation of a Cairn at Drumelzier, Peeblesshire. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 65, p. 357–372, 1931. DOI: 10.9750/PSAS.065.357.372. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/7816. Acesso em: 20 apr. 2024.