Ahmadi, Mohammad Haroon, and Wenda Samim Ahmadi. “Performance of IT Software and Service Sector in GDP Contribution of Developing Countries”. International Journal of Information Systems and Informatics 3, no. 2 (June 30, 2022): 107 - 123. Accessed October 8, 2026. https://www.journal.jis-institute.org/index.php/ijisi/article/view/755.