type: 101_or_102_or_112author: Kirtas, Emmanouil_or_Zafiropulos, Vassilis_or_Panagopoulos, Georgios_or_Chytiris, LeonidassubjectTerm: II. NATURAL SCIENCES AND AGRICULTURAL SCIENCES_or_III. ENGINEERING AND TECHNOLOGY_or_V. LAW AND SOCIAL SCIENCESlang: el