Dr. Alhassan Ndekugri, and Dr. Gordana Pesakovic. “Using Event Studies to Evaluate Stock Market Return Performance”. Global Journal of Management and Business Research 17, no. C5 (March 15, 2017): 43–57. Accessed May 5, 2024. https://journalofbusiness.org/index.php/GJMBR/article/view/2276.