subjectTerm: II. NATURAL SCIENCES AND AGRICULTURAL SCIENCES_or_I. MATHEMATICS AND COMPUTER SCIENCE_or_II. NATURAL SCIENCES AND AGRICULTURAL SCIENCES__encollection: 2author: Karkalousos, Petros_or_Pagourtzis, Aristeidis_or_Spyropoulos, Vasileios_or_Mavridis, Ioannis