Thermionic Cathode Evaluation Study Interim Report, 1 Jan. - 31 Mar. 1969
Thermionic Cathode Evaluation Study Annual Report, 1 Jan. 1967 - 31 Mar. 1968
The Cathode Region of a Quasi-Steady Magnetoplasmadynamic Arcjet, Supplement 8
The Application of Ion Propulsion to the Transportation and Control of Solar Power Satellites
Specifications of Soviet Photomultiplier Tubes: Summary of Data
Space Station Cathode Design, Performance, and Operating Specifications
Spacecraft propulsion applications for field emission cathodes
Research on Hollow Cathodes in Mercury Ion Thrusters Semiannual Report
Reduction of Energetic Ion Production in Hollow Cathodes by External Gas Injection