BARCLAY, Gordon J; TOLAN, Myra; MILLS, Coralie; BARBER, J. Trial excavation of a terrace-edge enclosure at North Mains, Strathallan, Perthshire. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 120, p. 45–53, 1991. DOI: 10.9750/PSAS.120.45.53. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/9380. Acesso em: 25 apr. 2024.