1. School of Electrical and Computer Engineering, Debre Markos Institute of Technology, Debre Markos University, Debre Markos, Ethiopia
2. Department of Electrical/Electronics and Computer Engineering, Afe Babalola University, Ado-Ekiti, Nigeria
3. Saveetha School of Engineering, Saveetha Institute of Medical and Technical Sciences, Chennai, India
4. Department of Electrical and Computer Engineering, Hawassa University, Hawassa, Ethiopia