Armstrong prusued doping program probably with the knowledge of detectors:
http://www.washingtonpost.com/sports/wada-official-armstrong-pursued-doping-program-probably-with-the-knowledge-of-detectors/2012/10/11/3cca7c14-140c-11e2-9a39-1f5a7f6fe945_story.html

How Armstrong beat the doping tests:
http://www.allvoices.com/contributed-news/13167460-how-lance-armstrong-beat-all-the-doping-tests

Lance Armstrong would get caught today says Wada-director general David Howman
http://www.telegraph.co.uk/sport/othersports/cycling/lancearmstrong/9603149/Lance-Armstrong-would-get-caught-today-says-Wada-director-general-David-Howman.html

Testers probably knew of doping - WADA
http://www.skynews.com.au/sport/article.aspx?id=805107

Armstrong’s ex-teammates get 6-month bans in doping scandal
http://www.sltrib.com/sltrib/sports/55064967-77/armstrong-ferrari-doping-roberti.html.csp


Case closed: Armstrong doped - By Bonnie D. Ford | ESPN.com
http://espn.go.com/espn/otl/story/_/id/8487169/usada-report-lance-armstrong-end-debate-whether-doped