[1]
Rafi Ullah Jan, Usman Ayub, M. Khan, M. . Daniyal, and A. . Khan, “International Portfolio Diversification using Co-Integration Approach: Evidence from BRICS Countries”, JEFAS, vol. 2, no. 2, pp. 30–42, Dec. 2020, Accessed: Nov. 15, 2025. [Online]. Available: https://al-kindipublishers.org/index.php/jefas/article/view/663