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) Yokoyama Tetsuya and Usui Tomohiro and Tachibana Shogo and Fukai Ryota and Dauphas Nicolas and Abe Masanao and Busemann Henner and Yada Toru and Schönbächler Maria,The elemental abundances of Ryugu: Assessment of chemical heterogeneities and the nugget effect,GEOCHEMICAL JOURNAL,0016-7002,一般社団法人日本地球化学会,2025,59,2,45-63,https://cir.nii.ac.jp/crid/1390585407761165440,https://doi.org/10.2343/geochemj.gj25002