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) James F. Luhr and Ian S.E. Carmichael and Johan C. Varekamp,"The 1982 eruptions of El Chichón Volcano, Chiapas, Mexico: Mineralogy and petrology of the anhydritebearing pumices",Journal of Volcanology and Geothermal Research,0377-0273,Elsevier BV,1984-12,23,1-2,69-108,https://cir.nii.ac.jp/crid/1362262944444182016,https://doi.org/10.1016/0377-0273(84)90057-x