Bits, Managing DigitalContinuity. Getty(英语:Getty Research Institute). 1999. ISBN 978-0-89236-583-8. Stewart Brand. Escaping The Digital Dark Age. Library
控制自我評估(英语:Control self-assessment) 成本超支(英语:Cost overrun) 數位延續性(英语:Digitalcontinuity) 謹慎責任 Edwards v National Coal Board(英语:Edwards v National Coal Board)