1. RepRap—the replicating rapid prototyper;R Jones;Robotica,2011
2. Arduino [Internet]. Available from: https://www.arduino.cc/. Archived 2019 Sep 23: https://web.archive.org/web/20190923025007/https://www.arduino.cc/.
3. Open source hardware definition v1.0. 2011 Feb. In: Open Source Hardware Association [Internet]. Available from: https://www.oshwa.org/definition/. Archived 2019 Sep 20: https://web.archive.org/web/20190920191338/https://www.oshwa.org/definition/.
4. Bonvoisin J, Schmidt KC. Best practices of open source mechanical hardware. Report. Technische Universität Berlin. 2017 Feb. Available from: https://depositonce.tu-berlin.de/handle/11303/6164.
5. What is the “source” of open source hardware?;J Bonvoisin;Journal of Open Hardware,2017