Abubakirova, Aktolkin, Aziza Syzdykova, Assan Dosmakhanbet, Lyazzat Kudabayeva, and Gulnar Abdulina. 2021. “Relationship Between Oil Prices and Stock Prices in BRICS-T Countries: Symmetric and Asymmetric Causality Analysis”. International Journal of Energy Economics and Policy 11 (3):140-48. https://mail.econjournals.com/index.php/ijeep/article/view/10487.