[1] Kings Coll London, Dept Informat, London WC2R 2LS, England
[2] Tripoli Univ, Fac Econ & Polit Sci, Dept Ecommerce & Data Anal, Tripoli, Libya
[3] Princess Nourah Bint Abdulrahman Univ, Coll Comp & Informat Sci, Dept Informat Syst, POB 84428, Riyadh 11671, Saudi Arabia