lang: eltype: 101_or_108_or_7_or_110_or_109subjectTerm: II. NATURAL SCIENCES AND AGRICULTURAL SCIENCES_or_I. MATHEMATICS AND COMPUTER SCIENCE_or_V. LAW AND SOCIAL SCIENCESauthor: Koumpis, Alexandros_or_Fylaktakidou, Konstantina_or_Pseiridou, Anastasia_or_Nintos, Alexandros