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) Neal Bez and Mitsuru Sugimoto,Optimal constants and extremisers for some smoothing estimates,Journal d'Analyse Mathématique,0021-7670,Springer Science and Business Media LLC,2017-03,131,1,159-187,https://cir.nii.ac.jp/crid/1360285706471112192,https://doi.org/10.1007/s11854-017-0005-8