author: Toumpis, Stavros_or_Souliou, Theodora_or_Bratsos, Athanasios_or_Zachos, Efstathios_or_Spyropoulos, VasileiossubjectTerm: III. ENGINEERING AND TECHNOLOGY_or_I. MATHEMATICS AND COMPUTER SCIENCE_or_II. NATURAL SCIENCES AND AGRICULTURAL SCIENCES__en