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) Waka Hashida and Naonobu Tanaka and Yoshihisa Takaishi,Prenylated xanthones from Hypericum ascyron,Journal of natural medicines,13403443,Tokyo : Springer Japan Production Department,2007,61,4,371-374,https://cir.nii.ac.jp/crid/1523951030165167872,