1. Dept of Transport Technological Equipment, Vilnius Gediminas Technical University, Plytinės g. 27, LT-10105 Vilnius, Lithuania
2. Dept of the General Geography, Lithuanian Educological University, Studentų g. 39, LT-08106 Vilnius, Lithuania
3. Dept of Roads, Vilnius Gediminas Technical University, Saulėtekio al. 11, LT-10223 Vilnius, Lithuania