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) ,Piezoelectric Vibrational Energy Harvester Using Lead-free Ferroelectric BiFeO3 Films,Applied Physics Express,,,2013,in press,,,https://cir.nii.ac.jp/crid/1010000782193708416,