type: 6_or_109_or_112subjectTerm: V. LAW AND SOCIAL SCIENCES_or_I. MATHEMATICS AND COMPUTER SCIENCE_or_II. NATURAL SCIENCES AND AGRICULTURAL SCIENCES_or_VI. HUMANITIES AND ARTScollection: 3author: Drakopoulos, Stavros_or_Koumpis, Alexandros_or_Liaperdos, Ioannis