Rajapashe, Madura, Muammar Adnan, Ashen Dissanayaka, Dasith Guneratne, and Kavinga Abeywardena. “Multi-Format Document Verification System”. American Scientific Research Journal for Engineering, Technology, and Sciences 74, no. 2 (December 5, 2020): 48–60. Accessed September 18, 2025. https://www.asrjetsjournal.org/American_Scientific_Journal/article/view/6454.