lang: eltype: 109_or_112author: Paraskevas, Michail_or_Liaperdos, Ioannis_or_Gkotsis, Georgios_or_Grimani, Aikaterini_or_Anninos, Loukas_or_Tsitsifli, StavroulasubjectTerm: I. MATHEMATICS AND COMPUTER SCIENCE_or_III. ENGINEERING AND TECHNOLOGY_or_V. LAW AND SOCIAL SCIENCES