subjectTerm: II. NATURAL SCIENCES AND AGRICULTURAL SCIENCES_or_III. ENGINEERING AND TECHNOLOGY_or_VI. HUMANITIES AND ARTS__enauthor: Andrikopoulos, Nikolaos_or_Achilias, Dimitris_or_Tsatsaroni, Efforia_or_Eleftheriadis, Ioannis_or_Sapountzaki, Kalliopi