Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Ting-Kuo Kang,Tunable piezoresistive sensors based on pencil-on-paper,Applied Physics Letters,0003-6951,AIP Publishing,2014-02-17,104,7,,https://cir.nii.ac.jp/crid/1362262946191793664,https://doi.org/10.1063/1.4866440