1. Industry 4.0, Global Value Chains and International Business;Strange;MBR,2017
2. Why Education and Training in the Field of Additive Manufacturing is a Necessity;Kirchheim,2018
3. A. Kohut, ZEISS: 3D-gedruckte Präzisionsteile für die Serienproduktion. [Online]. Available: 〈https://ultimaker.com/de/learn/zeiss-precision-parts-for-serial-production〉 (accessed: Feb. 2 2022).
4. C. de Vries, Tucci Hot Rods: 3D Printing Final Custom Car Parts. [Online]. Available: 〈https://ultimaker.comde/learn/tucci-hot-rods-3d-printing-final-custom-car-parts〉 (accessed: Feb. 2 2022).
5. Luke Goodman, Prusa 3D Print Farm for Nerf Mods. [Online]. Available: 〈https://outofdarts.com/blogs/news/prusa-3d-print-farm-for-nerf-mods〉 (accessed: Feb. 2 2022).