author: Pagourtzis, Aristeidis_or_Gitzenis, Savvas_or_Toumpis, Stavros_or_Stamatis, Dimosthenis_or_Spyropoulos, VasileiossubjectTerm: III. ENGINEERING AND TECHNOLOGY_or_I. MATHEMATICS AND COMPUTER SCIENCE_or_II. NATURAL SCIENCES AND AGRICULTURAL SCIENCES__en