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外文期刊>Proceedings of the IEE - Part B: Electronic and Communication Engineering
>Discussion on ????????Frequency variations of quartz oscillators and the Earth's rotation in terms of the N.P.L. caesium standard???????? before a joint meeting of the Measurement and Control Section and the Electronics and Communications Section, 1st December, 1959
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Discussion on ????????Frequency variations of quartz oscillators and the Earth's rotation in terms of the N.P.L. caesium standard???????? before a joint meeting of the Measurement and Control Section and the Electronics and Communications Section, 1st December, 1959
