subjectTerm: VI. HUMANITIES AND ARTS_or_V. LAW AND SOCIAL SCIENCES_or_IV. MEDICINE AND HEALTH SCIENCES, LIFE SCIENCES, BIOLOGICAL SCIENCES_or_II. NATURAL SCIENCES AND AGRICULTURAL SCIENCES_or_II. NATURAL SCIENCES AND AGRICULTURAL SCIENCES__enauthor: Kroupis, Christos_or_Plageras, Panagiotis_or_Perivolaropoulos, Leandros_or_Spyropoulos, Vasileiostype: 102_or_101