Liegner N. INVESTIGATION OF THE INTERNAL FORCES OF THE FIRST TRACK CONSTRUCTED WITH Y-SHAPE STEEL SLEEPERS UNDER OPERATION IN HUNGARY SUMMARY OF RESULTS OF RESEARCH. Period. Polytech. Civil Eng. [Internet]. 2004 Jan. 1 [cited 2024 May 18];48(1-2):115-30. Available from: https://pp.bme.hu/ci/article/view/587