type: 102_or_101lang: elsubjectTerm: II. NATURAL SCIENCES AND AGRICULTURAL SCIENCES_or_V. LAW AND SOCIAL SCIENCES_or_VI. HUMANITIES AND ARTS_or_I. MATHEMATICS AND COMPUTER SCIENCEauthor: Tzanakis, Georgios_or_Perivolaropoulos, Leandros_or_Gitzenis, Savvas_or_Ventouras, Errikos-Chaim