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) Victorcito V. Babiera and Tatsuji Takahashi,"Characteristics of Soils Derived from Tephra and Pyroclastic Flow Deposits from Taal Volcano,the Philippines",Soil science & plant nutrition,00380768,Tokyo : Japanese Society of Soil Science and Plant Nutrition,1997-12,43,4,763-776,https://cir.nii.ac.jp/crid/1522262180738425344,https://doi.org/10.1080/00380768.1997.10414643