Affiliation: | 1.University of Applied Sciences of Western Switzerland,Perolles 80,CH-1705 Fribourg,Switzerland,and he is also with the Lebanese University,Beirut,Lebanon;2.LSI Department,University Institutes of Technology,Lebanese University,Pb. 813,Sa?da,Lebanon;3.Business Information Systems,University of Applied Sciences Western Switzerland,Sierre;4.ICT Department,University of Applied Sciences of Western Switzerland,Perolles 80,CH-1705 Fribourg,Switzerland |