Yakimova, Nataliya, and Galina Samkova. “MATRIX REPRESENTATION OF THE GRAPH ADDITION OPERATION”. Sworld-Us Conference proceedings 1, no. usc26-00 (September 30, 2024): 52–56. Accessed May 1, 2025. https://www.proconference.org/index.php/usc/article/view/usc26-00-007.