Hubáčková D, Říha T, Dušek E. Experience with sleeper substructure design for a speed of 200 kph according to the S4 standard. APP [Internet]. 2023 Nov. 22 [cited 2024 May 17];43:39-44. Available from: https://ojs.cvut.cz/ojs/index.php/APP/article/view/9493