1. Alec 2016, 3D Systems completes GE aircraft bracket challenge with metal 3D printing solution, www.3ders.org/articles/20160505-3d-systems-completes-ge-aircraft-bracket-challenge-with-metal-3d-printing-solution.html
2. Allen, J. 2015, An Investigation into the Comparative Costs of Additive Manufacture vs. Machine from Solid for Aero Engine Parts, www.researchgate.net/publication/266164765_RTO-MP-AVT
3. Alvarez, P. 2014, Metal powder and Design Key elements for SLM process, Dissemination workshop of Merlin FP7 project, IK4, Lortek, Ordizia, December 2014
4. Berger 2013, A game changer for the manufacturing industry? Additive manufacturing – Roland Berger, Strategic Consultants, Munich, November 2013
5. Bhavar, et al., 2014, A Review on Powder Bed Fusion Technology of Metal Additive Manufacturing, 4th International conference and exhibition on Additive Manufacturing Technologies-AM-2014, September 1 & 2, 2014, Bangalore, India.