Sivilevičius H, Paliulis G, Klibavičius A, Palevičius V. Research on the Operation of Roundabouts Based on the Sustainable Development Principles. BJRBE [Internet]. 2015 Jun. 27 [cited 2024 May 1];10(2):166-73. Available from: https://bjrbe-journals.rtu.lv/bjrbe/article/view/bjrbe.2015.21