al-Theeb, Solaiman ʿAbd al-Raḥmān. “New Nabataean Inscriptions from the Site of Al-Sīj in the Region of Al-ʿUlā, Saudi Arabia”. Proceedings of the Seminar for Arabian Studies 41 (September 1, 2011): 349–371. Accessed October 9, 2025. https://archaeopresspublishing.com/ojs/index.php/PSAS/article/view/1700.