Wang, Yong-Gang, Kuan-Min Chen, Yu-Long Pei, and Ying Wang. “Integrating before and After Crash Features into Measuring the Effectiveness of Intersection Safety Improvement Project in Harbin”. Transport 26, no. 1 (March 31, 2011): 111-120. Accessed July 6, 2024. https://aviation.vgtu.lt/index.php/Transport/article/view/5575.