1. Scholar, National Institute of Technology Calicut, Kerala-673 601, India.
2. Graduate Engineer Trainee, Central Power Research Institute, P.B. No. 8066, New BEL Rd., Bangalore-560 080, India.
3. Chief Engineer, Maharashtra State Electricity Board, Plot No. 5, 4th Floor, Sector-17, Vashi, Navi Mumbai-400 703, India.
4. Professor, National Institute of Technology Calicut, Kerala-673 601, India.