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https://www.laserfocusworld.com/industrial-laser-solutions/article/14215786/3d-laser-cutting-robot-a-view-from-china
2. International Federation of Robotics (2017) Executive Summary World Robotics 2017 Industrial Robots.
https://ifr.org/downloads/press/Executive_Summary_WR_2017_Industrial_Robots.pdf
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4. Laser Material Processing
5. RP Photonics Encyclopedia (n.d.) CO2 Lasers.
https://www.rp-photonics.com/co2_lasers.html