TY  - BOOK
AU  - Singh, Ranjit., ed.
ED  - International Symposium on Time and Frequency
TI  - Time and Frequency: Journal of the institution of electonics and telecommunication engineers; vol. 27, no. 10, October 1981
PY  - 1981///
CY  - New Delhi
PB  - National Physical Laboratory
KW  - Frequency
KW  - NASA Thesaurus
KW  - Time
ER  -