Rafał Melnik, Andrzej Chudzikiewicz, Seweryn Koziak, Michał Opala, and Ján Dižo. “Dynamic Properties and Wear Analysis of a Rail Vehicle With Wheels’ Self-Lubricating Coatings”. Communications - Scientific Letters of the University of Zilina, Vol. 23, no. 1, Jan. 2021, pp. B22-B32, doi:10.26552/com.C.2021.1.B22-B32.