01650oam 2200421 450 991070426090332120160203111012.0(CKB)5470000002439065(OCoLC)935529483(OCoLC)995470000002439065(EXLCZ)99547000000243906520160121d1976 ua 0engur|||||||||||txtrdacontentcrdamediacrrdacarrierIso-intensity contours of ground magnetic H perturbations for the December 16-18, 1971 geomagnetic storm /by Y. KamideBoulder, Colorado :World Data Center A for Solar-Terrestrial Physics, NOAA,1976.1 online resource (ii, 37 pages) illustrationsWorld Data Center A for Solar-Terrestrial Physics, report UAG ;56"April 1976."Title from title screen (viewed January 21, 2016).Includes bibliographical references (page 6).Magnetic storms1971 (December)Ionospheric radio wave propagationObservationsMagnetic stormsIonospheric radio wave propagationKamide Y(Yōsuke),1943-2021,1399822United States.National Oceanic and Atmospheric Administration.World Data Center A for Solar-Terrestrial Physics,GPOGPOGPOBOOK9910704260903321Iso-intensity contours of ground magnetic H perturbations for the December 16-18, 1971 geomagnetic storm3544156UNINA