1. Sumy State University , Faculty of Technical Systems and Energy Efficient Technologies, Department of Manufacturing Engineering , Machines and Tools, Rymskogo-Korsakova St. 2, Sumy , 40007, Ukraine
2. Sumy State University , Faculty of Technical Systems and Energy Efficient Technologies, Department of General Mechanics and Machine Dynamics , Rymskogo-Korsakova St. 2, Sumy , 40007, Ukraine