Artur Kalinowski, Norbert Radek, and Jozef Bronček. “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, Vol. 23, no. 1, Jan. 2021, pp. F11-F19, doi:10.26552/com.C.2021.1.F11-F19.