Pacha, Matej, and Jiri Stepanek. “Performance and Fuel Consumption Optimizations of Shunting Hybrid Locomotives”. Communications - Scientific letters of the University of Zilina 15, no. 2A (July 31, 2013): 107-112. Accessed April 6, 2026. http://journals.uniza.sk/index.php/communications/article/view/664.