type: 7author: Sofianos, Alexandros_or_Kavouras, Marinos_or_Eleftheriadis, Ioannis_or_Achilias, Dimitris_or_Paraskevas, MichailsubjectTerm: II. NATURAL SCIENCES AND AGRICULTURAL SCIENCES_or_V. LAW AND SOCIAL SCIENCES_or_III. ENGINEERING AND TECHNOLOGY