subjectTerm: I. MATHEMATICS AND COMPUTER SCIENCE_or_V. LAW AND SOCIAL SCIENCES_or_VI. HUMANITIES AND ARTS_or_II. ΦΥΣΙΚΕΣ ΚΑΙ ΓΕΩΠΟΝΙΚΕΣ ΕΠΙΣΤΗΜΕΣ__elauthor: Tsichlas, Konstantinos_or_Manolopoulos, Ioannis_or_Cheliotis, Dimitrios_or_Nikolopoulos, Stavros