Puszkiewicz, Wojciech, Piotr Piątkowski, and Patryk Puszkiewicz. “The Railway Wagons for Cargo Transportation”. AUTOBUSY – Technika, Eksploatacja, Systemy Transportowe 24, no. 6 (June 30, 2019): 414–424. Accessed May 21, 2024. https://journals.economic-research.pl/atest/article/view/1710.