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- [3] AN ELECTROSTATICALLY FOCUSED ELECTRON BEAM PARAMETRIC AMPLIFIER PROCEEDINGS OF THE INSTITUTE OF RADIO ENGINEERS, 1960, 48 (08): : 1485 - 1486
- [6] AN ELECTROSTATICALLY FOCUSED ELECTRON-GUN FOR TARGET MAKING NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT, 1985, 236 (03): : 530 - 532
- [10] AN ELECTROSTATICALLY FOCUSED VIDICON JOURNAL OF THE SMPTE-SOCIETY OF MOTION PICTURE AND TELEVISION ENGINEERS, 1962, 71 (03): : 196 - 196