Categories Greek Articles Vagena E., 2009, In: Illegal content on the internet: Legal regulation, Grigoris Post author By Post date November 13, 2013 Copyright protection & enforcement on internet. ← Vagena E., 2009, In: Commentary of Greek law 2121/1993 on copyright protection, (ed. Kotsiris L/Stamatoudi E ), Athens Pan, Sakoulas → Vagena E., 2009, In: Journalists and mass media – issues of copyright, (edited by Stamatoudi E.), Sakoulas