author: Cheliotis, Dimitrios_or_Grontas, Panagiotis_or_Pagourtzis, AristeidissubjectTerm: II. NATURAL SCIENCES AND AGRICULTURAL SCIENCES_or_III. ENGINEERING AND TECHNOLOGY_or_I. MATHEMATICS AND COMPUTER SCIENCE_or_III. ΕΠΙΣΤΗΜΕΣ ΜΗΧΑΝΙΚΩΝ ΚΑΙ ΤΕΧΝΟΛΟΓΙΑ__el