Grigoryan, Tigran A., and Murad S. Hayrapetyan. “MEASUREMENT OF DISTANCE BETWEEN REGULAR EVENTS FOR MULTITAPE AUTOMATA BASED ON A NEW CHARACTERIZATION OF EQUIVALENCE CLASSES”. Proceedings of the YSU A: Physical and Mathematical Sciences 55, no. 1 (254) (May 21, 2021): 72–80. Accessed November 23, 2024. https://pub.ysu.am/index.php/proceedings-phys-math/article/view/vol55_no1_2021_pp072-080.