subjectTerm: III. ENGINEERING AND TECHNOLOGY_or_I. MATHEMATICS AND COMPUTER SCIENCE_or_II. NATURAL SCIENCES AND AGRICULTURAL SCIENCESauthor: Cheliotis, Dimitrios_or_Zachos, Efstathios_or_Alissandrakis, Constantine_or_Grontas, Panagiotis_or_Παγουρτζής, Αριστείδης__el