[http://articles.marketwatch.com/2007-12-17/news/30880321_1_kpn-frankfurt-exchanges-euronext KPN to delist from New York, London, Frankfurt exchanges]</ref> | [http://articles.marketwatch.com/2007-12-17/news/30880321_1_kpn-frankfurt-exchanges-euronext KPN to delist from New York, London, Frankfurt exchanges]</ref> |