Tariq, Kanar R., Ribwar Bakhtyar, David I. Forsyth, and Riyam A. Johni. “Security Aspects in Online Purchasing Applications”. Kurdistan Journal of Applied Research 2, no. 3 (August 27, 2017): 103–105. Accessed August 17, 2025. https://www.kjar.spu.edu.iq/index.php/kjar/article/view/74.