author: Spyropoulos, Vasileios_or_Pseiridou, Anastasia_or_Michalopoulos, Charilaos_or_Antoniadis, Ioannis_or_Georgopoulos, Antonios__ensubjectTerm: V. LAW AND SOCIAL SCIENCES_or_I. MATHEMATICS AND COMPUTER SCIENCE_or_II. NATURAL SCIENCES AND AGRICULTURAL SCIENCES