1. There is plenty of room at the bottom;Feynman;Eng. Sci.,1960
2. N. Tanaguchi, On the basic concept of nanotechnology, Proc. ICPE (1974).
3. B. Bushan, Springer Handbook of Nanotechnology pp.147–180.
4. A nanofactory by focused ion beam
5. Positioning single atoms with a scanning tunnelling microscope;Eigler;Nature,1990