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) Hiroyuki Takeda and Masahisa Nakada,Studies on the structure–enantioselectivity relationships in the catalytic asymmetric intramolecular cyclopropanation reaction of α-diazo-β-keto sulfones possessing a methyl-substituted phenyl group,Tetrahedron: Asymmetry,0957-4166,Elsevier BV,2006-11,17,20,2896-2906,https://cir.nii.ac.jp/crid/1362825895755007872,https://doi.org/10.1016/j.tetasy.2006.10.046