1. National Institute of Technology Hamirpur,Electrical Engineering Department,Hamirpur,H.P.,India
2. I.K Gujral Punjab Technical University, Jalandhar,Electrical Engineering Department,Jalandhar,Punjab,India
3. National Institute of Technology,Department of Electrical and Electronics Engineering,India
4. University of Jaén,Department of Electrical Engineering,Jaén,Spain
5. Aswan University,Faculty of Engineering,Department of Electrical Engineering,Aswan,Egypt