"800 Metres All Time". International Association of Athletics Federations (IAAF). Archived from the original on 27 July 2010. Retrieved 2 August 2010.
Turner, Chris (13 May 2007). "2001 World Champion Bucher retires". International Association of Athletics Federations (IAAF). Retrieved 8 October 2019.
web.archive.org
"800 Metres All Time". International Association of Athletics Federations (IAAF). Archived from the original on 27 July 2010. Retrieved 2 August 2010.