著者名,タイトル,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) Shimizu K.,Observation of multiple‐stroke flashes through electromagnetic field (in Japanese with English abstract),Transactions of the Institute of Electrical Engineers of Japan,,,1998,118,,164,https://cir.nii.ac.jp/crid/1370849939695799054,