1. Drexler, K. E. Engines of Creation: The Coming Era of Nanotechnology (Anchor, 1986).
2. Drexler, K. E. Radical Abundance: How a Revolution in Nanotechnology Will Change Civilization (Perseus, 2013).
3. Drexler, K. E. Proc. Natl Acad. Sci. USA 78, 5275–5278 (1981).
4. http://www.nano.gov/nanotech-101/what
(accessed 29 September 2013).
5. Smalley, R. Sci. Am. 68–69 (September, 2001).