Liu, Guo-Guang, Lei-Yang Pei, and Zhi-Wei Wu. “Subgrade Performance Assessment for Rigid Runway Using Long-Term Pavement Performance Database”. Transport 39, no. 2 (October 29, 2024): 161–173. Accessed November 8, 2024. https://tede.vgtu.lt/index.php/Transport/article/view/20542.