1. 1Gessini, P., Gabriel, S. B., and Fearn, D. G. "The Hollow Cathode as a Micro-Ion Thruster," 27thInternational Electric Propulsion Conference, IEPCPaper 01-233,2001andReferences therein.
2. 4Gessini, P., Gabriel, S. B., and Fearn, D. G. "Hollow Cathode Thrust Measurements Using a Target," 4thInternational SpacecraftPropulsion Conference, ISPCPaper 04-230,2004andreferences therein.
3. 5Gessini, P., Gabriel, S. B., and Fearn, D. G. "Hollow Cathode Thrust Measurement Using a Target: System Development and Calibration," AIAA/ASME/SAE/ASEE 38thJoint Propulsion Conference & Exhibit, AIAA Paper 2002-4104, 2002andReferences therein.
4. 8Fearn, D. G., and Patterson, S. W. "Characterisation of the High Current Hollow Cathode for the T6 Ion Thruster," AIAA/ASME/SAE/ASEE34th Joint Propulsion Conference &Exhibit, AIAAPaper 98-3346,1998.