@article{Bogdanović_Radović_2020, title={Estimation of critical headway at roundabouts}, volume={66}, url={https://putisaobracaj.rs/index.php/PiS/article/view/145}, DOI={10.31075/PIS.66.02.02}, number={2}, journal={Journal of Road and Traffic Engineering}, author={Bogdanović, Vuk and Radović, Dunja}, year={2020}, month={Jun.}, pages={7-13}