1. David L. Ellis, Gary M. Michal, Precipitation strengthened high strength, high conductivity Cu-Cr-Nb alloys produced by chill block melt spinning, Technical report, 1989.
2. David L. Ellis, GRCop-84: A High-temperature Copper Alloy for High-heat-flux Applications, NTRS - NASA Technical Reports Server, 2005.
3. Paul R Gradl, Chris Protz, Sandra E Greene, David Ellis, Brad Lerch, Ivan Locci, Development and hot-fire testing of additively manufactured copper combustion chambers for liquid rocket engine applications, in: 53rd AIAA/SAE/ASEE Joint Propulsion Conference, 2017, p. 4670.
4. Paul R. Gradl, Christopher S. Protz, Kenneth Cooper, David Ellis, Laura J. Evans, Chance Garcia, GRCop-42 Development and Hot-fire Testing Using Additive Manufacturing Powder Bed Fusion for Channel-cooled Combustion Chambers, in: AIAA Propulsion and Energy 2019 Forum, 2019, p. 4228.
5. Improvement of microstructure and property of cold-sprayed Cu–4 at.% Cr–2 at.% Nb alloy by heat treatment;Li;Scripta Material.,2006