Berdnychenko, Yu. A., and H. I. Kyrychenko. 2018. “Consultative Congresses of the Rolling Stock and Traction Engineers: Activity оf L. M. Levi”. History of Science and Technology 8 (2(13), 284-96. https://doi.org/10.32703/2415-7422-2018-8-2(13)-284-296.