Emilia M. Szumska, Rafal S. Jurecki, and Marek Pawelczyk. 2020. “Life Cycle Cost (LCC) Level of an Urban Transport Fleet With Differentiated Share of Buses With Alternative Drive Systems”. Communications - Scientific Letters of the University of Zilina 22 (3), 68-77. https://doi.org/10.26552/com.C.2020.3.68-77.