1. The Morphology of Trichopitys Heteromorpha Saporta, a Seed-Plant of Palaeozoic Age, and the Evolution of the Female Flowers in the Ginkgionae;Florin,1949
2. A Handbook of Coniferae Including Ginkgoacese;Dallimore,1958
3. On the nature and origin of so-called “Chichi” (nipple) of Ginkgo biloba. L;Fujii;Shokubutsugaku Zasshi,1895
4. Ginkgo-the maidenhair tree;Li;Amer. Hort. Mag,1961
5. Wood anatomy of the stalactite-like branches of Ginkgo;Li;IAWA J.,1991