subjectTerm: II. NATURAL SCIENCES AND AGRICULTURAL SCIENCES_or_I. MATHEMATICS AND COMPUTER SCIENCE__entype: 108_or_203_or_999author: Stathis, Dimitrios_or_Karampas, Theofanis_or_Makris, Christos_or_Krestenitis, Ioannis_or_Peleka, Effrosyni_or_Zoumpoulis, Anastasios_or_Androulidakis, Ioannis