JOASS, J M. Note on Cup-Marked Stones in Sutherlandshire. In a Letter to Dr Arthur Mitchell, Secretary. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 15, p. 240–241, 1881. DOI: 10.9750/PSAS.015.240.241. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/5968. Acesso em: 29 apr. 2024.