Saravanan, Kalaimathi, Chang Choon Chew, Kim Gaik Tay, Sie Long Kek, and Audrey Huong. “Exam Marks Summation App Using Tesseract OCR in Python”. International Journal of Integrated Engineering 14, no. 3 (June 22, 2022): 102–110. Accessed August 7, 2026. https://journal.uthm.edu.my/index.php/ijie/article/view/10516.