SMITH, Ian M. Sprouston, Roxburghshire: an early Anglian centre of the eastern Tweed Basin. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 121, p. 261–294, 1992. DOI: 10.9750/PSAS.121.261.294. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/9412. Acesso em: 27 apr. 2024.