type: 7author: Christoforou, Evangelos_or_Spyrou, Konstantinos_or_Ventouras, Errikos-Chaim_or_Spyropoulos, Vasileios_or_Pseiridou, Anastasia__ensubjectTerm: I. MATHEMATICS AND COMPUTER SCIENCE_or_II. NATURAL SCIENCES AND AGRICULTURAL SCIENCES_or_III. ENGINEERING AND TECHNOLOGYlang: el