type: 104_or_1_or_112subjectTerm: I. MATHEMATICS AND COMPUTER SCIENCE_or_II. NATURAL SCIENCES AND AGRICULTURAL SCIENCES_or_III. ENGINEERING AND TECHNOLOGYlang: elauthor: Kontogeorgis, Aristides_or_Kontogeorgis, Aristeidis_or_Karampas, Theofanis_or_Antoniadis, Ioannis