DONALDSON, Gordon. Scottish Bishops’ Sees before the reign of David I. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 87, p. 106–117, 1955. DOI: 10.9750/PSAS.087.106.117. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/8435. Acesso em: 4 may. 2024.