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) Naoharu Mizuno and Yoji Amano and Takafumi Mizuno,Changes in the heavy mineral content and element concentration of Tarumae-a tephra with distance from the source volcano,Soil science & plant nutrition,00380768,Tokyo : Japanese Society of Soil Science and Plant Nutrition,2008-12,54,6,839-845,https://cir.nii.ac.jp/crid/1520854805762112640,