Lukácsy, Gergely, and Péter Szeredi. “Plagiarism Detection in Source Programs Using Structural Similarities”. Acta Cybernetica 19, no. 1 (January 1, 2009): 191–216. Accessed April 30, 2025. https://cyber.bibl.u-szeged.hu/index.php/actcybern/article/view/3764.