Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Hajime Ishii and Takashi Nakajima and Yoshiyuki Takahashi,Ultrafast polarization switching in ferroelectric polymer thin films at extremely high electric fields,Applied physics express : APEX,18820778,Tokyo : Japan Society of Applied Physics,2011-03,4,3,031501,https://cir.nii.ac.jp/crid/1522825130019880064,https://doi.org/10.1143/apex.4.031501