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) V.C. Roberts,Photoplethysmography- fundamental aspects of the optical properties of blood in motion,Transactions of the Institute of Measurement and Control,0142-3312,SAGE Publications,1982-04,4,2,101-106,https://cir.nii.ac.jp/crid/1363951794085826688,https://doi.org/10.1177/014233128200400205