1. School of Engineering & Technology, Central Queensland University , 120 Spencer St., Melbourne, QLD 3000 , Australia
2. Faculty of Business and Finance, Universiti Tunku Abdul Rahman , Kampar, Perak , Malaysia
3. Department of Electrical Engineering, College of Engineering and Technology, Palestine Technical University—Kadoorie , PO Box 7, Yafa Street, Tulkarm , Palestine
4. Department of Electrical Engineering and Computer Science, University of Missouri , Columbia, MO 65211 , USA