lang: elcollection: 3type: 7_or_1_or_999_or_108_or_112author: Stathis, Dimitrios_or_Toumpis, Stavros_or_Tsitsifli, StavroulasubjectTerm: III. ENGINEERING AND TECHNOLOGY_or_V. LAW AND SOCIAL SCIENCES_or_I. MATHEMATICS AND COMPUTER SCIENCE_or_II. NATURAL SCIENCES AND AGRICULTURAL SCIENCES