Wainwright, Martin (20 November 2008). "Iron age necklace discovered". The Guardian. London. Archived from the original on 17 September 2014. Retrieved 20 November 2008.
Wainwright, Martin (20 November 2008). "Iron age necklace discovered". The Guardian. London. Archived from the original on 17 September 2014. Retrieved 20 November 2008.