Number | Name | Date | Kind |
---|---|---|---|
3351932 | Hibbits et al. | Nov 1967 | |
3678500 | Bauer | Jul 1972 | |
3810151 | Johnston et al. | May 1974 | |
3820109 | Konrad et al. | Jun 1974 |
Entry |
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Taylor, "A Current-to-Frequency Converter for Astronomical Photometry," Review of Scientific Instruments, vol. 40, No. 5, Apr. 1969, pp. 559-562. |