RUSSELL-WHITE, Christopher J; FORD, Barbara A; GRAHAM, Catriona M M; HALL, Derek W; HOLMES, Nicholas McQ; STEVENSON, Sylvia. Medieval features and finds from Balfarg/Balbirnie, Fife. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 125, p. 1001–1021, 1996. DOI: 10.9750/PSAS.125.1001.1021. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/9912. Acesso em: 2 may. 2024.