GOUDIE, Gilbert. Notice of Ancient Legal Documents (Lay and Ecclesiastical) preserved among the Public Records of Shetland. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 16, p. 181–203, 1882. DOI: 10.9750/PSAS.016.181.203. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/6010. Acesso em: 7 oct. 2024.