GOUDIE, Gilbert. Notice of Unpublished Rentals of the Ancient Lordship of Shetland, and of the Earldom and Bishopric of Orkney. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 19, p. 213–246, 1885. DOI: 10.9750/PSAS.019.213.246. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/6150. Acesso em: 23 apr. 2024.