Nair, V., K. A. Athul, and B. A. Kartha. “Search and Highlight of Required Substrings in Printed Documents Using OCR”. Asian Journal For Convergence In Technology (AJCT) ISSN -2350-1146, Vol. 4, no. II, Nov. 2018, https://asianssr.org/index.php/ajct/article/view/616.