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) ,Quantum Hall Effect of Massless Dirac Fermions in a Vanishing Magnetic Field,Physical Review Letters 100,,,2008,,,,https://cir.nii.ac.jp/crid/1010000782056531723,