1. 1Gessini, P., Gabriel, S. B., and Fearn, D. G. "The Hollow Cathode as a Micro-Ion Thruster," 27thInternational Electric Propulsion Conference, IEPC Paper 01-233, 2001andReferences therein.
2. 5Gessini, P., Gabriel, S. B., and Fearn, D. G. "Hollow Cathode Thrust Measurements Using a Target," 4thInternational Spacecraft Propulsion Conference,ISPC Paper04-230, 2004andReferencestherein.
3. 6Gessini, 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, 2002andReferencestherein.