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) Yannick Sire and Enrico Valdinoci,Fractional Laplacian phase transitions and boundary reactions: A geometric inequality and a symmetry result,Journal of Functional Analysis,0022-1236,Elsevier BV,2009-03,256,6,1842-1864,https://cir.nii.ac.jp/crid/1361137044809824640,https://doi.org/10.1016/j.jfa.2009.01.020