type: 7author: Tsotsou, Georgia Eleni_or_Kroupis, Christos_or_Karkalousos, Petros_or_Ventouras, Errikos-Chaim_or_Spyropoulos, Vasileios_or_Pseiridou, Anastasia__ensubjectTerm: II. NATURAL SCIENCES AND AGRICULTURAL SCIENCES_or_V. LAW AND SOCIAL SCIENCES_or_I. MATHEMATICS AND COMPUTER SCIENCE