Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Ayaka Hibi and Kazutaka Takeda and Masahiro Toyota,Concise assembly of the BCD ring part of ginkgolide C via a novel cyclization reaction,Heterocycles : an international journal for reviews and communications in heterocyclic chemistry,03855414,Tokyo : Japan Institute of Heterocyclic Chemistry,2009-01-01,77,1,173-177,https://cir.nii.ac.jp/crid/1520854804947692672,