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Jerzy Tomaszewski
Faculty of Mechanical Engineering and Computer Science, Department Of Mechanical Engineering Fundamentals, University of Bielsko-Biala, ul. Willowa 2, 43-300 Bielsko-Biala, Poland
Jacek Rysinski
Faculty of Mechanical Engineering and Computer Science, Department Of Mechanical Engineering Fundamentals, University of Bielsko-Biala, ul. Willowa 2, 43-300 Bielsko-Biala, Poland