1. Carleton University,Department of Mechanical and Aerospace Engineering,Ottawa,ON,Canada,K1S 5B6
2. The Hong Kong Polytechnic University,Department of Industrial and Systems Engineering,Hung Hum,Hong Kong
3. Daniel Guggenheim School of Aerospace Engineering, Georgia Institute of Technology,Atlanta,GA,USA,30332
4. College of Technology, Architecture & Applied Engineering, Bowling Green State University,Bowling Green,OH,USA,43403