CONSTABLE, George W. Notice of the Excavation of Harelaw Cairn, on the Estate of Glencraig, Fifeshire. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 25, p. 69–72, 1891. DOI: 10.9750/PSAS.025.69.72. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/6392. Acesso em: 3 may. 2024.