author: Papaioannou, Angelos_or_Zoi, Georgiou_or_Spyropoulos, Vasileios_or_Kiziroglou, MichailsubjectTerm: I. MATHEMATICS AND COMPUTER SCIENCE_or_II. NATURAL SCIENCES AND AGRICULTURAL SCIENCES_or_III. ENGINEERING AND TECHNOLOGY_or_VI. HUMANITIES AND ARTS__en