1. Memorial University,Department of Mechanical Engineering,St. John’s,NL,Canada
2. Jordan University of Science and Technology,Department of Aeronautical Engineering,Irbid,Jordan,22110
3. University of Guelph,School of Engineering,Guelph,Canada,N1G 2W1
4. University of Toulouse,Génie de Production, National School of Engineering, Tarbes (ENIT-INPT),Tarbes,France