00746naa#a2200193#i#450# EN\\bibl\56914 20241123024350.6 2072-9502 20230127b2023####ek#y0engy0150####ca RU System approach to assessing dynamic states of technical objects: elements of concept of dynamic invariants Journal article Astrakhan Astrakhan State Technical University 2023 8 с. Journal article local Теория управляющих систем (математические вопросы). 519.71 Eliseev Andrey Vladimirovich Kuznecov Nikolay Konstantinovich Mironov Artem Sergeyevich vestnik.astu.org