GUTHRIE, Lord. Mary Stuart and Roscoff. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 42, p. 13–18, 1908. DOI: 10.9750/PSAS.042.13.18. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/7119. Acesso em: 26 apr. 2024.