Kapil Gangwar, University of Alberta, Canada; Jerome Tissier, ESEO, France; Ravi Gangwar, Indian Institute of Technology(Indian school of mines) Dhanbad, India
Salman Zahid, Farooq A. Tahir, National University of Sciences and Technology, Islamabad, Pakistan, Pakistan; Abdul Quddious, University of Cyprus, Cyprus; Photos Vryonides, Symeon Nikolaou, Frederick Research Center, Cyprus