Simon Kuznets Kharkiv National University of Economics, Ivan Kozhedub Kharkiv National Air Force University, Ivan Kozhedub Kharkiv National Air Force University, Ivan Kozhedub Kharkiv National Air Force University, Ivan Kozhedub Kharkiv National Air Force University, Simon Kuznets Kharkiv National University of Economics, Simon Kuznets Kharkiv National University of Economics, Kharkiv National University of Radio Electronics, National Technical University "Kharkiv Polytechnic Institute" and National Academy of the State Border Guard Service of Ukraine Named after Bohdan Khmelnitsky