Takács, D. V. “A Maximum-Selector Design in Codd-ICRA Cellular Automaton”. Acta Cybernetica 3, no. 2 (January 1, 1977): 107-143. Accessed December 30, 2024. https://cyber.bibl.u-szeged.hu/index.php/actcybern/article/view/3141.