Liu, Yong, Zhiwen Zhang, Yang Yuan, Yunsheng Zhu, and Kaifeng Wang. 2025. “Quantitative Evaluation of Internal Pavement Distresses Based on 3D Ground Penetrating Radar”. The Baltic Journal of Road and Bridge Engineering 20 (1): 45-69. https://doi.org/10.7250/bjrbe.2025-20.653.