HF sky-wave measurements and predictions
By: L.L. Proctor ... [et al.]
Contributors: Proctor, L. L; Institute for Telecommunication Sciences
Series: ESSA technical report ERL -- 170. -- ITS -- 108; ESSA technical report ERL -- 170; ESSA technical report ERL -- 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)