Alexin, Zoltán, Tibor Gyimóthy, and Zoltán Fülöp. “Preface”. Acta Cybernetica 16, no. 4 (January 1, 2004): 507. Accessed December 22, 2024. https://cyber.bibl.u-szeged.hu/index.php/actcybern/article/view/3639.