type: 7author: Andrikopoulos, Nikolaos_or_Grontas, Panagiotis_or_Markou, Evripidis_or_Michalopoulos, Charilaos_or_Krizanc, Danny_or_Pagourtzis, Aristeidis_or_Psychogyiou, Mina__ensubjectTerm: I. MATHEMATICS AND COMPUTER SCIENCE_or_II. NATURAL SCIENCES AND AGRICULTURAL SCIENCES_or_VI. HUMANITIES AND ARTS