author: Kalligeros, Emmanouil_or_Drosos, Dimitrios_or_Liaperdos, Ioannis_or_Asimakopoulos, Georgios_or_Triantafyllou, Vasileios_or_Chytiris, Leonidastype: 7subjectTerm: I. MATHEMATICS AND COMPUTER SCIENCE_or_V. LAW AND SOCIAL SCIENCES_or_III. ENGINEERING AND TECHNOLOGYcollection: 2