Folasade, Ayodele. “Oil Price Volatility and Industrial Productivity: A Comparative Analysis of Nigeria and Egypt”. Jurnal Perspektif Pembiayaan dan Pembangunan Daerah 10, no. 2 (June 30, 2022): 91 - 104. Accessed January 4, 2025. https://online-journal.unja.ac.id/JES/article/view/17409.