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) Mary Jane dela Cruz and Masao Yoshida and Masatsugu Kubota,Some Physico-Chemical Characteristics of Soils Influenced by Taal Volcano in Reference to Soil Productivity,Soil science & plant nutrition,00380768,Tokyo : Japanese Society of Soil Science and Plant Nutrition,2003-12,49,6,793-803,https://cir.nii.ac.jp/crid/1521417755596438016,https://doi.org/10.1080/00380768.2003.10410341