Abtahi, Sayyed M., Mohammad Tamannaei, and Hosein Haghshenash. “Analysis and Modeling Time Headway Distributions under Heavy Traffic Flow Conditions in the Urban Highways: Case of Isfahan”. Transport 26, no. 4 (December 31, 2011): 375-382. Accessed May 1, 2024. https://journals.vilniustech.lt/index.php/Transport/article/view/5659.