type: 108_or_112lang: elauthor: Peleka, Effrosyni_or_Triantafyllidis, Konstantinos_or_Kanakoudis, Vasilis_or_Asimakopoulos, Georgios_or_Anninos, Loukas_or_Tsitsifli, StavroulasubjectTerm: I. MATHEMATICS AND COMPUTER SCIENCE_or_V. LAW AND SOCIAL SCIENCES_or_II. NATURAL SCIENCES AND AGRICULTURAL SCIENCES