1. Weatherford D., History of the money, Obsidian, 286–290 (2001)
2. Sekulow E., Industry Opinions: Telecoms in the 1990s, (Comm. Int’l, Oct. 1991, 49, 1991)
3. Office of Tech. Assessment, U.S. Congress, U.S. Banks and International Telecommunications 19 (Background Paper No. Ota-Bp-Tct-100, 1992) [Hereinafter Office of Tech. Assessment] (1992)
4. Gartner Forecasts Worldwide Public Cloud Revenue to Grow 17% in 2020, Press Releases, STAMFORD, Conn. November 13 2019, https://www.gartner.com/en/newsroom/press-releases/2019-11-13-gartner-forecasts-worldwide-public-cloud-revenueto-grow-17-percent-in-2020 (2019)
5. RightScale STATE OF THE CLOUDREPORT from Flexera (2019), https://resources.flexera.com/web/media/documents/rightscale-2019-state-of-the-cloud-report-from-flexera.pdf