LEADER 01333aam 2200397I 450 001 9910711394703321 005 20160202091802.0 024 8 $aGOVPUB-C13-83394b1af9f9fae9874bb8df2d8445e2 035 $a(CKB)5470000002482080 035 $a(OCoLC)936371185 035 $a(EXLCZ)995470000002482080 100 $a20160202d1960 ua 0 101 0 $aeng 181 $2rdacontent 182 $2rdamedia 183 $2rdacarrier 200 10$aMean electron density variations of the quiet ionosphere 2 /$fJ. W. Wright 210 1$aGaithersburg, MD :$cU.S. Dept. of Commerce, National Institute of Standards and Technology,$d1960. 215 $a1 online resource 225 1 $aNBS technical note ;$v40-2 300 $a1960. 300 $aContributed record: Metadata reviewed, not verified. Some fields updated by batch processes. 300 $aTitle from PDF title page. 320 $aIncludes bibliographical references. 606 $aIonosphere 615 0$aIonosphere. 700 $aWright$b J. W$01392660 701 $aWright$b J. W$01392660 712 02$aUnited States.$bNational Bureau of Standards. 801 0$bNBS 801 1$bNBS 801 2$bGPO 906 $aBOOK 912 $a9910711394703321 996 $aMean electron density variations of the quiet ionosphere 2$93544618 997 $aUNINA