author: Vasileiadis, Nikolaos_or_Bertachas%2C Ioannis_or_Pavlakis%2C Konstantinos_or_%CE%9A%CE%BF%CF%85%CE%BC%CF%80%CE%AE%CF%82%2C %CE%91%CE%BB%CE%AD%CE%BE%CE%B1%CE%BD%CE%B4%CF%81%CE%BF%CF%82__elsubjectTerm: I. MATHEMATICS AND COMPUTER SCIENCE_or_V. LAW AND SOCIAL SCIENCES