Kesariiskyi, O. H., Yu. L. Zaiats, and P. O. Pshinko. “Using of Laser-Interferential Methods for Analysis the Strain-Stress State of Concrete Sleepers”. Science and Transport Progress , no. 36 (March 25, 2011): 124–132. Accessed April 18, 2024. https://stp.ust.edu.ua/article/view/9332.