1. Department of Maritime and Logistics Management, National Centre for Ports and Shipping, Australian Maritime College, University of Tasmania, Launceston, Australia
2. Centre for Maritime Studies, National University of Singapore, Singapore, Singapore
3. Department of Civil and Environmental Engineering, National University of Singapore, Singapore, Singapore
4. Department of Logistics and Maritime Studies, The Hong Kong Polytechnic University, Hung Hom, Kowloon, Hong Kong, China