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) A. Okubo and Y. Tanaka and M. Utsugi,"High-resolution, low-altitude helicopter-borne aeromagnetic survey over Unzen volcano, Kyushu, Japan",Conductivity anomaly研究会論文集,,[東京] : CA研究グループ,2004,,,4-11,https://cir.nii.ac.jp/crid/1523951030827170304,