HF sky-wave measurements and predictions
By: L.L. Proctor ... [et al.].
Contributors: Institute for Telecommunication Sciences.
Series: ESSA technical report -- ERL 170-ITS 108
Publisher: U.S. Dept. of Commerce, Environmental Science Services Administration, Institute for Telecommunication Sciences
Published: 1970
Place of publication: Boulder, Colo
Language: eng
Number of pages: 88
Subjects: Radio -- Interference.; Ionospheric radio wave propagation.
Notes: "June 1970."

Includes bibliographical references (p. 33).