collection: 2type: 7subjectTerm: II. NATURAL SCIENCES AND AGRICULTURAL SCIENCES_or_V. LAW AND SOCIAL SCIENCES_or_I. MATHEMATICS AND COMPUTER SCIENCE_or_III. ENGINEERING AND TECHNOLOGYauthor: Zoi, Georgiou_or_Ventouras, Errikos-Chaim_or_Spyropoulos, Vasileios_or_Μιχαλόπουλος, Χαρίλαος__el