Van de Velde, Thomas, Peter Magee, and Frederic Lynen. “The Bitumen Imports at Tell Abraq — Tracing the Second-Millennium BC Bitumen Industry in South-East Arabia”. Proceedings of the Seminar for Arabian Studies 47 (June 1, 2017): 227–239. Accessed September 20, 2025. https://archaeopresspublishing.com/ojs/index.php/PSAS/article/view/1233.