LYE, Dorothy M; FISHER, Ian. A cross-slab from New Scone, Perthshire. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 111, p. 521–523, 1982. DOI: 10.9750/PSAS.111.521.523. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/9073. Acesso em: 5 may. 2024.