Some useful links for the research project

> http://everything2.com/index.pl?node_id=386371 - Some technical aspects of the service
> http://www.ofcom.org.uk/consult/condocs/psb_selfasses/psb_self_asses/section4/ - Ofcom's guidelines for the UK service
> http://www.thousandsofcolors.com/2006/01/my_teletext_effort.html - One artist's contribution to the Exploding Television festival
> http://grnews.ncsr.gr/ERT/Teletext_from_ERT/teletext_from_ert.htm - Greek teletext service
> http://joeclark.org/atypi/ATypInotes2003.html - Captioning and subtitling guidelines
> http://news.bbc.co.uk/1/hi/entertainment/tv_and_radio/3681174.stm - 30 years of Ceefax