lang: elauthor: Karachaliou, Angeliki_or_Papathanakos, Georgios_or_Kitsakos, Athanasios_or_Papatheodoropoulos, Costas_or_Beligiannis, Apostolos_or_Bratsos, AthanasiossubjectTerm: VI. HUMANITIES AND ARTS_or_III. ENGINEERING AND TECHNOLOGY_or_I. MATHEMATICS AND COMPUTER SCIENCE_or_VI. HUMANITIES AND ARTS__en