author: Spyropoulos, Vasileios_or_Pseiridou, Anastasia_or_Michalopoulos, Andreas_or_Kontogeorgis, Aristides_or_Antoniadis, Ioannis_or_Promponas, Antonios__entype: 7subjectTerm: I. MATHEMATICS AND COMPUTER SCIENCE_or_V. LAW AND SOCIAL SCIENCESlang: el