1. Barnatt, C, 3D Printing: The Next Industrial Revolution. ExplainingTheFuture.com (2013)
2. Lipson, H, Kurman, M, Fabricated: The New World of 3D Printing. Wiley, New York, 2013
3. Biehler, J, Fane, B, 3D Printing with Autodesk: Create and Print 3D Objects with 123D, AutoCad and Inventor, Que (2014)
4. Kreemer, A, Motor Trends,
http://www.stratasys.com/resources/white-papers
5. Hiemenz, J, Additive Manufacturing Trends in Aerospace,
http://www.stratasys.com/resources/white-papers