TY - RPRT TI - Hot Fire Ignition Test with Densified Liquid Hydrogen using a RL10B-2 Cryogenic H2/O2 Rocket Engine AU - McNelis, Nancy B. AU - Haberbusch, Mark S. PY - 1997 UR - https://ntrs.nasa.gov/citations/19970026009 ID - 19970026009 ER -