1. Manjoo F. 2016 Tech's ‘frightful 5’ will dominate digital life for foreseeable future. N.Y. Times 20 January 2016 https://www.nytimes.com/2016/01/21/technology/techs-frightful-5-will-dominate-digital-life-for-foreseeable-future.html.
2. Manjoo F. 2017 ‘Tech's frightful five: they've got us. N.Y. Times 10 May 2017. https://www.nytimes.com/2017/05/10/technology/techs-frightful-five-theyve-got-us.html.
3. Rosenberg S. 2017 How google book search got lost. Backchannel 11 April 2017 https://backchannel.com/how-google-book-search-got-lost-c2d2cf77121d.
4. A declaration of the independence of cyberspace;Barlow JP;Electr. Front. Found.,1996
5. Barlow JP. 2006 Is cyberspace still anti-sovereign? April 2006. https://alumni.berkeley.edu/california-magazine/march-april-2006-can-we-know-everything/cyberspace-still-anti-sovereign