subjectTerm: I. MATHEMATICS AND COMPUTER SCIENCE_or_VI. ΑΝΘΡΩΠΙΣΤΙΚΕΣ ΕΠΙΣΤΗΜΕΣ ΚΑΙ ΤΕΧΝΕΣ__elauthor: Zachos, Efstathios_or_Cheliotis, Dimitrios_or_Symeonidis, Panagiotis_or_Gounaris, Anastasios_or_Bratsos, Athanasios_or_Spyropoulos, Vasileioslang: el