01333aam 2200397I 450 991071139470332120160202091802.0GOVPUB-C13-83394b1af9f9fae9874bb8df2d8445e2(CKB)5470000002482080(OCoLC)936371185(EXLCZ)99547000000248208020160202d1960 ua 0engrdacontentrdamediardacarrierMean electron density variations of the quiet ionosphere 2 /J. W. WrightGaithersburg, MD :U.S. Dept. of Commerce, National Institute of Standards and Technology,1960.1 online resourceNBS technical note ;40-21960.Contributed record: Metadata reviewed, not verified. Some fields updated by batch processes.Title from PDF title page.Includes bibliographical references.IonosphereIonosphere.Wright J. W1392660Wright J. W1392660United States.National Bureau of Standards.NBSNBSGPOBOOK9910711394703321Mean electron density variations of the quiet ionosphere 23544618UNINA