Environmental Safety Aspects of Nuclear Rocket Flight Operations. Annual Progress Report
Fusion Energy for Space Missions in the 21ST Century: Executive Summary
PEGASUS Drive: A nuclear electric propulsion system for the space exploration initiative
Weekly Progress Report, February 17, 1964
Development of Nuclear Rocket Propulsion in the United States
Development of a Hydrogen-Oxygen Space Power Supply System Progress Report, 1-31 Oct. 1963
Space Transfer Concepts and Analysis for Exploration Missions
Power to orbit: solid rocket booster
Nuclear Electric Propulsion for Planetary Science Missions: NASA Technology Program Planning
A Critical Review of the State of Foreign Space Technology
Future Directions for Fusion Propulsion Research at NASA
Space Fission Power and Propulsion
Advanced hybrid nuclear propulsion Mars mission performance enhancement
Final Report of the SPS Space Transportation Workshop. Summary
External Discharge Plasma Thruster