Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Kikkawa Ikuo,Synthesis of Bulbocapnine,YAKUGAKU ZASSHI,00316903,The Pharmaceutical Society of Japan,1959,79,10,1244-1248,https://cir.nii.ac.jp/crid/1390282681163550080,https://doi.org/10.1248/yakushi1947.79.10_1244