collection: 1_or_3author: Kontogiannis, Ioannis_or_Gitzenis, Savvas_or_Toumpis, Stavros_or_Fylaktakidou, Konstantina_or_Asimakopoulos, Georgios_or_Triantafyllou, VasileiossubjectTerm: V. LAW AND SOCIAL SCIENCES_or_II. NATURAL SCIENCES AND AGRICULTURAL SCIENCES