subjectTerm: V. LAW AND SOCIAL SCIENCES_or_II. NATURAL SCIENCES AND AGRICULTURAL SCIENCES_or_III. ENGINEERING AND TECHNOLOGY_or_VI. HUMANITIES AND ARTS__enauthor: Achilias, Dimitris_or_Eleftheriadis, Ioannis_or_Michalopoulos, Charilaos_or_Lianos, Theodoros_or_Andrikopoulos, Nikolaos