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) Shigeru Fujita,"Duct propagation of hydromagnetic waves in the upper ionosphere, 2, Dispersion characteristics and loss mechanism",Journal of Geophysical Research: Space Physics,0148-0227,American Geophysical Union (AGU),1988-12,93,A12,14674-14682,https://cir.nii.ac.jp/crid/1361981468804927232,https://doi.org/10.1029/ja093ia12p14674