David Gilmour | Artist [online]. Official Charts, [cit. 2012-07-12]. Dostupné online.
prnewswire.com
Columbia Records. The Orb Featuring David Gilmour's Metallic Spheres to be Celebrated Through Original Laser Show and Appearances by The Orb [online]. PR Newswire, September 28, 2010, [cit. 2010-10-10]. Dostupné online.