Ionospheric research at Huancayo Observatory, Peru, January, 1938-June, 1946 /
Carnegie Institution of Washington.Department of Terrestrial Magnetism.
Wells, Harry Warren,1907-
Berkner, Lloyd V.(Lloyd Viel),1905-1967.
Instituto Geofisico de Huancayo.
Washington, D.C. : Carnegie Institution of Washington,
1947.
Includes bibliographical references (p. 447-449).
Atmosphere, Upper