PIGGOTT, Stuart; STEER, Kenneth A; HARDEN, D B; ORR, M Y; WELLS, L H. Excavations in the broch and hill-fort of Torwood-Lee, Selkirkshire, 1950. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 85, p. 92–117, 1953. DOI: 10.9750/PSAS.085.92.117. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/8385. Acesso em: 27 apr. 2024.