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) P. V. Ponomarenko and C. L. Waters and F. W. Menk,Factors determining spectral width of HF echoes from high latitudes,Annales Geophysicae,1432-0576,Copernicus GmbH,2007-03-29,25,3,675-687,https://cir.nii.ac.jp/crid/1361699995998154752,https://doi.org/10.5194/angeo-25-675-2007