M. R. R. Mohammad Robaitur Rahat and S. M. S. U. S. M. Sohrab Uddin, “Article-4 Does Shari’ah Index Offer an Edge over Traditional Index during COVID-19? Empirical Evidence from the Capital Market of Bangladesh”, JIBS, vol. 3, no. 01, Dec. 2023, doi: 10.63266/7fnk5x75.