GRIEVE, David. Notes on the Shell Heaps near Inveravon, Linlithgowshire. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 9, p. 45–52, 1871. DOI: 10.9750/PSAS.009.45.52. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/5496. Acesso em: 6 may. 2024.