داود، سعد الله. (2022). Negative Futures Crude Prices: Correlation of OPEC-Plus Supply and Existing VLCCs-FPSOs & Onshore Storage Indifferences. مجلة رؤى اقتصادية، مج12, ع1 ، 233 - 246. مسترجع من http://search.mandumah.com/Record/1338273
داود، سعد الله. "Negative Futures Crude Prices: Correlation of OPEC-Plus Supply and Existing VLCCs-FPSOs & Onshore Storage Indifferences." مجلة رؤى اقتصادية مج12, ع1 (2022): 233 - 246. مسترجع من http://search.mandumah.com/Record/1338273