Book 4.2 Faculty of Automotive and Transport EngineeringBook 4.2 · Sustainable and Intelligent Transport Systems, Technologies and Logistics FRI-ONLINE-1-SITST-02 Road Traffic Parameters investigation on the Route in the City of Sofia Using the Mobile Observer Method Cite Cite this paper× Citation styleAPA 7IEEEChicago Author–DateHarvardBibTeXRIS DownloadCopy Durhan Saliev, Vladimir Madjarski