Flasiński, Mariusz. “Generative Power of Reduction-Based Parsable ETPR(k) Graph Grammars for Syntactic Pattern Recognition”. Journal of Automation, Mobile Robotics and Intelligent Systems 12, no. 2 (July 3, 2018): 61–81. Accessed May 18, 2024. https://www.jamris.org/index.php/JAMRIS/article/view/463.