Shanmugavel, Subramanian, Jagadeesh Kannan, Arjun Vaithilingam Sudhakar, and . . “Handwritten Optical Character Extraction and Recognition from Catalogue Sheets”. International Journal of Engineering and Technology 7, no. 4.5 (September 22, 2018): 36–39. Accessed May 17, 2025. https://mail.sciencepubco.com/index.php/IJET/article/view/20005.