subjectTerm: II. NATURAL SCIENCES AND AGRICULTURAL SCIENCES_or_III. ENGINEERING AND TECHNOLOGY_or_I. MATHEMATICS AND COMPUTER SCIENCEauthor: Mavridis, Ioannis_or_Grontas, Panagiotis_or_Markou, Evripidis_or_Pagourtzis, Aristeidis_or_Λιανός, Θεόδωρος__el