Wainscott-Sargent, Anne. "The New Gold Rush: Printing in Micro-G". upward.issnationallab.org. The Center for the Advancement of Science in Space, Inc. Retrieved 31 July 2020.
Snyder, Mike; Werkheiser, Niki (January 2016). Additive Manufacturing Facility (AMF)(PDF) (Report). NASA. Retrieved 31 July 2020. This article incorporates text from this source, which is in the public domain.