MACDONALD, A D S; LAING, Lloyd R. Early ecclesiastical sites in Scotland: a field survey, Part II. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 102, p. 129–145, 1973. DOI: 10.9750/PSAS.102.129.145. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/8774. Acesso em: 19 apr. 2024.