-, -. Extract of a letter from the Councillor of State, C C Rafn, Secretary of The Royal Society of Northern Antiquaries, Copenhagen, to J M Mitchell. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 2, p. 100–101, 1856. DOI: 10.9750/PSAS.002.100.101. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/4400. Acesso em: 17 apr. 2024.