collection: 3_or_1subjectTerm: I. MATHEMATICS AND COMPUTER SCIENCE_or_IV. MEDICINE AND HEALTH SCIENCES, LIFE SCIENCES, BIOLOGICAL SCIENCES_or_II. NATURAL SCIENCES AND AGRICULTURAL SCIENCES_or_I. MATHEMATICS AND COMPUTER SCIENCE__enauthor: Katsila, Theodora_or_Manis, Georgios_or_Lilakos, Konstantinos_or_Katsareli, Efthymia_or_Papanikolaou, Georgiostype: 102