type: 109_or_110_or_112author: Mavromatidis, Ilias_or_Paraskevas, Michail_or_Katsafados, Petros_or_Komineas, Stavros_or_Anninos, Loukas_or_Koumpis, Alexandros_or_Michalopoulos, CharilaossubjectTerm: V. LAW AND SOCIAL SCIENCES_or_I. MATHEMATICS AND COMPUTER SCIENCE