@misc{indiciae0e8b1f839d88, title = {2nd Generation RLV Risk Reduction Definition Program: Pratt \& Whitney Propulsion Risk Reduction Requirements Program (TA-3 \& TA-4)}, author = {Matlock, Steve}, year = {2001}, url = {https://ntrs.nasa.gov/citations/20010019989}, note = {Source identifier: 20010019989} }