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) ,On the decay rates of the derivatives of the solutions of the heat equations in the exterior domain of a ball,Journal of Mathematical Society of Japan 59,,,2007,,,861-898,https://cir.nii.ac.jp/crid/1010282257441622148,