1. A third industrial revolution. The Economist, 2012, 21:1-4.
2. Pham D T, Gault R S. A comparison of rapid prototyping technologies. International Journal of Machine Tools and Manufacture, 1998, 38: 1257–1287.
3. Cohen A L. From rapid prototyping to the second industrial revolution. In: Proceedings of the Third International Conference on Rapid Prototyping, University of Dayton: Dayton, OH, 1992: 89–192.
4. Arcella F, Abbott D, House M. Titanium Alloy Structures for Airframe. Application by the Laser Forming Process. AIAA, Structural Dynamics & Materials Conference, 2000: 1465–1473.
5. Abbott D, Arcella F. Laser forming titanium components. Advanced Materials & Processes, 1998, 5: 29–30.