title = "Dual-catalyst system for producing propylene",
author = "Abdullah Aitani and Sulaiman Al-Khattaf and Palani Arudra and Muhammad Akhtar and Imran Haq and Tazul Bhuiyan and Palani Arudra and Abdullah Aitani and M. Akhtar and Sulaiman Al-Khattaf and Mohammed Al-Yami",