Yingsong Li, Zelong Shao, Xiangkun Zhang, and Jingshan Jiang. “Mm-Wave Radar Based Micro-Deformation Monitoring for Highway and Freight Railway Bridges”. Applied Computational Electromagnetics Society Journal (ACES), vol. 34, no. 03, Mar. 2019, pp. 457-62, https://journals.riverpublishers.com/index.php/ACES/article/view/8567.