TY - RPRT TI - Cold Helium Pressurization for Liquid Oxygen / Liquid Methane Propulsion Systems: Fully-Integrated Initial Hot-Fire Test Results AU - Morehead, R. L. AU - Atwell, M. J. AU - Melcher, J. C. AU - Hurlbert, E. A. PY - 2016 UR - https://ntrs.nasa.gov/citations/20160008935 ID - 20160008935 ER -