Artur Kalinowski, Norbert Radek and Jozef Bronček 2021. Safety of Operation and Maintenance Activities of Rolling Stocks by the Example of Electric Multiple Units EN96. Communications - Scientific letters of the University of Zilina. 23, 1 (Jan. 2021), F11-F19. DOI:https://doi.org/10.26552/com.C.2021.1.F11-F19.