Izvolt, Libor, Peter Dobes, and Martin Mecar. “Contribution to the Methodology of the Determination of the Thermal Conductivity Coefficients Λ of Materials Applied in the Railway Subbase Structure”. Communications - Scientific letters of the University of Zilina 15, no. 4 (November 30, 2013): 9-17. Accessed April 6, 2026. http://journals.uniza.sk/index.php/communications/article/view/702.