COWIE, Trevor. A survey of the Neolithic pottery of eastern and central Scotland. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 123, p. 13–41, 1994. DOI: 10.9750/PSAS.123.13.41. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/9460. Acesso em: 24 jul. 2024.