1. Department of Computer Engineering, Aligarh Muslim University, Aligarh, India
2. Faculty of Transport and Traffic Engineering, University of Belgrade, Belgrade, Serbia
3. Department of Quantitative Methods, School of Business, King Faisal University, Al Ahsa, Saudi Arabia
4. Department of Business Administration, College of Business Administration, Princess Nourah bint Abdulrahman University, P. O. Box 84428, Riyadh, Saudi Arabia