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) R.G. Davis and K.A. Whaler,The 1969 geomagnetic impulse and spin-up of the Earth's liquid core,Physics of the Earth and Planetary Interiors,0031-9201,Elsevier BV,1997-11,103,3-4,181-194,https://cir.nii.ac.jp/crid/1362544421154756352,https://doi.org/10.1016/s0031-9201(97)00032-0