1. Sr. Research Scholar, Applied Mechanics Dept., Indian Inst. of Technology, Hauz Khas, New Delhi, India
2. Asst. Prof., Dept. of Civ. Engrg., Indian Inst. of Technology, Hauz Khas, New Delhi, India
3. Prof., Dept. of Applied Mechanics, Indian Inst. of Technology, Hauz Khas, New Delhi, India