1. Gligor A., Petrescu V., Matec Web Conf., 184 (2018)
2. Dumitru M., Stanciu M., Bibu M., Lucr. St. Manag. Agr., 15 (2013)
3. Bibu M., Dumitru M., Sci. Pap. Manag. Ec. Eng. Agri. Rural Dev., 14 (2014)
4. European Commission, Roadmap to a single European transport area – towards a competitive and resource efficient transport system (European Commission, Brussels, 2011)
5. ETSC, Ranking EU progress on road safety. 14th road safety performance index report (European Transport Safety Council, Brussels, 2020)