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) Yoshiyuki Kosugi and Masanori Hori and Tatsuo Nagasaka,"Synthesis of Optically Pure 1,4-Dihydropyridine Derivatives by Means of Diastereoisomeric Separation of the Hantzsch Intermediates Bearing (R)-1-Phenylethylamino Group",HETEROCYCLES,0385-5414,CLOCKSS Archive,1994,39,2,591,https://cir.nii.ac.jp/crid/1363670319778807168,https://doi.org/10.3987/com-94-s(b)51