FRIC, S.; ILIĆ, V.; LUKIĆ, M.; GAVRAN, D.; TRPČEVSKI, F.; VRANJEVAC, S. Road environmental impact assessment in the conceptual design stage - example of the Kragujevac - Mrčajevci motorway. Put i saobracaj, v. 67, n. 1, p. 7-18, 19 mar. 2021.