1. Department of Computer Science and Engineering, University Institute of Engineering, Chandigarh University, Mohali, Punjab, India
2. Apex Institute of Technology, Chandigarh University, Mohali, Punjab, India
3. Department of Media and Educational Informatics, Faculty of Informatics, Eötvös Loránd University, Budapest, Hungary
4. Department of Information Technology, Sikkim Manipal Institute of Technology, Majitar, Sikkim, India