Dr. Zia Ur Rehman, Dr. Naseem Akhter, Dr. Muhammad Shabeer, Dr. Sadiq Ali, Dr. Atiq Ullah, and Dr. Qaisar Bilal. “The Services of Hadrat Abu Bakr (RA) As a Companion of Muhammad (PBUH) for Islam (A Short Analysis from the Mirror of History)”. OEconomia, vol. 5, no. 2, Dec. 2022, pp. 34-41, https://oeconomiajournal.com/index.php/Journal/article/view/32.