Brodić, Darko, Čedomir A. Maluckov, and Liangrui Peng. “Statistics Oriented Preprocessing of Document Image”. Computing and Informatics 34, no. 2 (October 19, 2015): 383–401. Accessed November 8, 2024. http://147.213.75.17/ojs/index.php/cai/article/view/1492.