1. Haria, R.; How 3D Printing Has Changed Dentistry, A Billion Dollar Opportunity. Medical & Dental 2017. https://3dprintingindustry.com/news/3d-printing-impact-on-dentistry-121284/.
2. Kellner, T.; World’s First Plant to Print Jet Engine Nozzles in Mass Production. GE Reports 2014. https://www.ge.com/reports/post/91763815095/worlds-first-plant-to-print-jet-engine-nozzles-in/.
3. Kellner, T.; An Epiphany of Disruption: GE Additive Chief Explains How 3D Printing Will Upend Manufacturing. GE Reports 2017. https://www.ge.com/reports/epiphany-disruption-ge-additive-chief-explains-3d-printing-will-upend-manufacturing/.
4. McCue, T. J.; 3D Printing Moves Align Technology toward $1.3 Billion in Sales 2017. https://www.forbes.com/sites/tjmccue/2017/09/14/3d-printing-moves-align-technology-toward-1-3-billion-in-sales/#1a7e999a5378.