Dmytriiev, I.; Kuchuk, N.; Stanovskyi, O.; Yefymenko, O.; Plekhova, G.; Vakulenko, Y.; Protas, N.; Degtyareva, L.; Apenko, N.; Sainog, M. Development of a Methodical Approach to Assessing the State of Hierarchical Systems Using a Meta-Heuristic Approach. EEJET 2024, 4, 6-14.