Local:

ACADEMIC ID/STUDENT PASS
https://submit-academicid.minedu.gov.gr/Default.aspx

e-class
https://eclass.aueb.gr/index.php?localize=en

webmail
https://webmail.aueb.gr/login.php

AUEB Library
https://www.aueb.gr/en/library

Greece:
Ι.Κ.Υ. (State Scholarships Foundation)
https://www.iky.gr/en/

DOATAP (National Academic Recognition Information Center – NARIC)
http://www.doatap.gr/en/index.php

International:
Research Papers in Economics (http://www.repec.org)