^ a b "Written Answers – Official Terms" Archived 6 October 2012 at the Wayback Machine, Dáil Éireann, Volume 606, 28 September 2005.
^ "Written Answers - Official Terms" Archiviato il 6 ottobre 2012 in Internet Archive., Dáil Éireann - Volume 606 - 28 novembre 2005.