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) Richard V. Fisher and Hans-Ulrich Schmincke,Pyroclastic Rocks,,,Springer Berlin Heidelberg,1984,,,,https://cir.nii.ac.jp/crid/1361137045393107328,https://doi.org/10.1007/978-3-642-74864-6