type: 103_or_102subjectTerm: I. MATHEMATICS AND COMPUTER SCIENCE_or_III. ENGINEERING AND TECHNOLOGY_or_IV. MEDICINE AND HEALTH SCIENCES, LIFE SCIENCES, BIOLOGICAL SCIENCESauthor: Kolettis, Theofilos_or_Gitzenis, Savvas_or_Loukopoulos, Thanasis_or_Vasileiadis, Nikolaos