subjectTerm: II. NATURAL SCIENCES AND AGRICULTURAL SCIENCES_or_VI. HUMANITIES AND ARTS__enauthor: Fountzoula, Christina_or_Spyropoulos, Vasileios_or_Andrikopoulos, Nikolaos_or_Tsiganis, Kleomenis_or_Chasapis, Dimitrios_or_Varvoglis, Charalamposlang: el