1. Faculty of Bridges and Roads, National University of Civil Engineering, Hanoi, Viet Nam
2. Institute of Geological Sciences, Vietnam Academy of Sciences and Technology, Hanoi, Vietnam
3. Department of Civil Engineering, Transilvania University of Brasov, Brasov, Romania
4. Faculty of Geography, V.N.U. University of Science, Vietnam National University, Hanoi, Viet Nam
5. Department of Watershed & Arid Zone Management, Gorgan University of Agricultural Sciences & Natural Resources, Gorgan, Iran
6. Institute of Transport Science and Technology, Ministry of Transport, Hanoi, Viet Nam
7. Department of Geotechnical Engineering, University of Transport Technology, Hanoi, Vietnam
8. DDG (R) Geological Survey of India, Gandhinagar, India