Affiliation: | 1.Department of Computer Science and Engineering, Frederick University, 7 Y. Frederickou St., Palouriotisa, 1036, Nicosia, Cyprus ;2.Department of Computer Science and Engineering, Faculty of Applied Sciences, University of West Bohemia, Plzeň, Czech Republic ;3.NTIS - New Technologies for the Information Society, Faculty of Applied Sciences, University of West Bohemia, Plzeň, Czech Republic ; |