1. Department of Physics, Gauhati University, Guwahati 781014, India
2. Mahatma Gandhi Government Arts College, Mahe, Puducherry 673311, India
3. Centre for Space Research, North-West University Potchefstroom, South Africa
4. Tata Institute of Fundamental Research, Homi Bhabha Road, Mumbai 400005, India
5. International Centre for Radio Astronomy Research – Curtin University, GPO Box U1987, Perth, WA 6845, Australia
6. Cahill Center for Astronomy and Astrophysics, California Institute of Technology, Pasadena, CA 91125, USA
7. Remeis Observatory & ECAP, Universität Erlangen-Nürnberg, Sternwartstr. 7, 96049 Bamberg, Germany
8. UM-DAE Center for Excellence in Basic Sciences, University of Mumbai, Kalina, Mumbai 400098, India
9. Inter-University Center for Astronomy and Astrophysics, Post Bag 4, Pune, Maharashtra 411007, India