author: Michalopoulos, Andreas_or_Fountzoula, Christina_or_Papaioannou, Angelos_or_Spyropoulos, Vasileios_or_Michalopoulos, Charilaos_or_Georgopoulos, Antonios_or_Λιανός, Θεόδωρος__elsubjectTerm: I. MATHEMATICS AND COMPUTER SCIENCE_or_VI. HUMANITIES AND ARTS