Danilova, Yu. V. “Outstanding Invention of Gordeenko Y.N. – Systems of Station Blocking With Rigid and Flexible Sliding Shafts”. History of science and technology 3, no. 4 (December 19, 2013): 36-41. Accessed July 16, 2026. https://hst-journal.com/index.php/hst/article/view/269.