datepublished: 2015author: Fountzoula, Christina_or_Fylaktakidou, Konstantina_or_Koumpis, Alexandros_or_Plageras, Panagiotis_or_Spyropoulos, Vasileios_or_����������������������, ������������������__elsubjectTerm: III. ENGINEERING AND TECHNOLOGYcollection: 1lang: el