author: Karkalousos, Petros_or_Ventouras, Errikos-Chaim_or_Spyropoulos, Vasileios_or_Michalopoulos, Charilaos_or_Michalopoulos, Andreas__ensubjectTerm: I. MATHEMATICS AND COMPUTER SCIENCE_or_V. LAW AND SOCIAL SCIENCES_or_II. NATURAL SCIENCES AND AGRICULTURAL SCIENCES