1. Hirase S (1896) On the sperm of Ginkgo biloba (in Japanese). Bot Mag Tokyo 10: 325–328
2. Fujii K (1896) On the different views hitherto proposed regarding the morphology of the flowers of Ginkgo biloba L. (preliminary note). Bot Mag Tokyo 10:7–8, 13–15, 104–110
3. Foster AS (1938) Structure and growth of the shoot apex in Ginkgo. Bull Torrey Bot Club 65: 531–556
4. Gunckel JE, Wetmore RH (1946a) Studies of development in long shoots and short shoots of Ginkgo biloba L. I The origin and pattern of development of the cortex, pith and procambium. Amer J Bot 33: 285–295
5. Gunckel JE, Wetmore RH (1946b) Studies of development in long shoots and short shoots of Ginkgo biloba L. II Phyllotaxis and the organization of the primary vascular system; primary phloem and primary xylem. Amer J Bot 33: 532–543