The physical basis of atomic frequency standards
By: [by] A. S. Risley.
Series: NBS technical note 399; NBS technical note ;; 399.
Publisher: U.S. National Bureau of Standards; for sale by the Supt. of Docs., U.S. Govt. Print. Off.
Published: 1971
Place of publication: [Washington]
Language: eng
Number of pages: 54
Subjects: Atomic frequency standards.
Notes: Bibliography: p. 45.
"A United States Department of Commerce publication."