GREIG, Moira; ANDERSON, Sue; CLARKE, Ann; HALL, Derek; HOLMES, Nick; MACKAY, Alex; MCLAREN, Dawn. Excavation of an unnamed castle at Cullykhan, Castle Point, Troup. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 142, p. 301–328, 2013. DOI: 10.9750/PSAS.142.301.328. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/9791. Acesso em: 19 apr. 2024.