collection: 2subjectTerm: I. MATHEMATICS AND COMPUTER SCIENCE_or_II. NATURAL SCIENCES AND AGRICULTURAL SCIENCESauthor: Zoi, Georgiou_or_Spyropoulos, Vasileios_or_Cheliotis, Dimitrios_or_Grontas, Panagiotis_or_Pagourtzis, Aristeidis_or_Makrylakis, Konstantinos__enlang: el