00383nas a2200145 4500000000100000000000100001008004100002100002000043700002100063700002100084700001600105245009700121300001200218490000700230 2021 d1 aOleg Ivanchenko1 aEugene Brezhniev1 aIhor Kliushnikov1 aBoris Moroz00aCloud Simulation and Virtualization for Testing of Critical Energy Infrastructure Components a119-1280 v20