Affiliation: | 1. The Academy of Applied Technical Studies Belgrade, Nade Dimic 4, 11080 Zemun, Serbia;2. Faculty of Engineering RITEH University of Rijeka, Croatia;3. Faculty of Mechanical Engineering, University of Niš, Niš, Serbia;4. Faculty of Science and Mathematics, University of Priština, Kosovska, Mitrovica, Serbia;5. MB University Belgrade, Faculty of Business and Law, Information technologies department, Prote Mateje 21, 11111 Belgrade, Republic of Serbia |