LEADER 01382aam 2200409I 450 001 9910711394803321 005 20160202091802.0 024 8 $aGOVPUB-C13-f52a6ed37fbdcb8cb5c534234b0443f2 035 $a(CKB)5470000002482079 035 $a(OCoLC)936371186 035 $a(EXLCZ)995470000002482079 100 $a20160202d1960 ua 0 101 0 $aeng 181 $2rdacontent 182 $2rdamedia 183 $2rdacarrier 200 10$aMean electron density variations of the quiet ionosphere 3 /$fJ. W. Wright, L. A. Fine 210 1$aGaithersburg, MD :$cU.S. Dept. of Commerce, National Institute of Standards and Technology,$d1960. 215 $a1 online resource 225 1 $aNBS technical note ;$v40-3 300 $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 $aFine$b L. A$01392661 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 $a9910711394803321 996 $aMean electron density variations of the quiet ionosphere 3$93447713 997 $aUNINA