Yang, Lu, Daiheng Chen, and Bo Xiao. “Study on the Horizontal Subgrade Reaction of Expressway Protective Guard Pillar”. Advances in Systems Science and Applications 12, no. 1 (March 30, 2012): 27–37. Accessed November 24, 2024. https://ijassa.ipu.ru/index.php/ijassa/article/view/87.