type: 102_or_2_or_999_or_112subjectTerm: V. LAW AND SOCIAL SCIENCES_or_I. MATHEMATICS AND COMPUTER SCIENCE_or_III. ENGINEERING AND TECHNOLOGY_or_II. NATURAL SCIENCES AND AGRICULTURAL SCIENCESauthor: Toumpis, Stavros_or_Gitzenis, Savvas_or_Perivolaropoulos, Leandros