author: Ventouras, Errikos-Chaim_or_Manis, Georgios_or_Kefalas, Petros_or_Sakellariou, Ilias_or_Antoniadis, Ioannis_or_Liaperdos, Ioannistype: 108_or_101subjectTerm: V. LAW AND SOCIAL SCIENCES_or_I. MATHEMATICS AND COMPUTER SCIENCE_or_III. ENGINEERING AND TECHNOLOGY