collection: 2lang: eltype: 7subjectTerm: V. LAW AND SOCIAL SCIENCES_or_II. NATURAL SCIENCES AND AGRICULTURAL SCIENCES_or_I. MATHEMATICS AND COMPUTER SCIENCEauthor: Fountzoula, Christina_or_Zoi, Georgiou_or_Ventouras, Errikos-Chaim_or_Spyropoulos, Vasileios_or_Pagourtzis, Aristeidis