1. Lecturer, School of Civil, Environmental and Chemical Engineering, RMIT University, Melbourne, VIC, Australia; formerly, Institute of Transport Studies (ITS), Dept. of Civil Engineering, Monash Univ., Victoria, Australia (corresponding author).
2. Associate Professor, Institute of Transport Studies (ITS), Dept. of Civil Engineering, Monash Univ., Victoria, Australia.
3. Senior Lecturer, Institute of Transport Studies (ITS), Dept. of Civil Engineering, Monash Univ., Victoria, Australia.