著者名,論文名,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) SVALGAARD L.,Sector structure of the interplanetary magnetic field and daily variation of the geomagneticfield at high latitudes,Geophys. Paper,,Danish Meteorological Inst,1969,,,,https://cir.nii.ac.jp/crid/1570572699510584320,