1. Malaysia-Japan International Institute of Technology (MJIIT), Universiti Teknologi Malaysia, Kuala Lumpur, Malaysia
2. Directorate of Information Technology, Koya University, Koya, Kurdistan Region, Iraq
3. Razak Faculty of Technology and Informatics, Universiti Teknologi Malaysia, Kuala Lumpur, Malaysia
4. Information Systems Department, College of Computer Sciences and Engineering, Taibah University, Medina, Saudi Arabia