Gerlici, Juraj, Mykola Gorbunov, Olena Nozhenko, Vaclav Pistek, Sergiy Kara, Tomas Lack, and Kostiantyn Kravchenko. 2017. “About Creation of Bogie of the Freight Car ”. Communications - Scientific Letters of the University of Zilina 19 (2A), 29-35. http://journals.uniza.sk/index.php/communications/article/view/208.