Ternopil Ivan Puluj National Technical University, Ternopil Ivan Puluj National Technical University, Ternopil Ivan Puluj National Technical University, West Ukrainian National University, Kharkiv Regional Institute of Public Administration of the National Academy for Public Administration under the President of Ukraine, V. I. Vernadsky Taurida National University, V. I. Vernadsky Taurida National University and National Technical University «Kharkiv Polytechnic Institute»