1. "TechnologyandAdvancedDevelopmentforaNon-Toxic Orbital Maneuvering System andReaction Control System for Orbiter Upgrade," NASA ResearchAnnouncement 9-NRA-BE-96-1,1996.
2. Green, J.M., Pease, G.M., and Meyer, M.L. "A HeatedTubeFacilityforRocket CoolantChannel Research,"AIAA-95-2936,1996.