Christopher Bonanos: You'll happily be taken along for the ride Wednesday 7 November 2007. guardian.co.uk: Guardian News and Media Limited. Viitattu 27.2.2009. (englanniksi)
therestisnoise.com
BioAlex Ross: The Rest Is Noise. May 13, 2004. Alex Ross. Viitattu 27.2.2009. (englanniksi)