1. Martin, D. F. "Computational Design of Upperstage Chamber, Aerospike, and Cooling Jacket of Dual-Expander Rocket Engine," M.S. Thesis, Air Force Inst. of Technology, Wright-Patterson, AFB,OH, 2008.
2. Design and development of an advanced liquid hydrogen turbopump
3. Strain, W. S. "Design of an Oxygen Turbopump for a Dual Expander Cycle Rocket Engine," M.S. Thesis, Air Force Inst. of Technology, Wright-Patterson, AFB,OH, 2008.