At: Developm. & Comp. Aspects Pl. Str. & Funct., Allahabad, Society of Indian Plant Taxonomists [printed by Catholic Press, Ranchi, Bihar] By: Pant D. D., Nautiyal D. D., Chauhan D. K.
journalAt: Proceedings of the National Academy of Sciences India, Series, Section B, Biological sciences, 14, 1-2 By: Shukla V. B.
journalAt: Palaeobotanist, 1954, 3 By: Bose M. N., Sah S. C. D.
journalAt: Acta Societatis Botanicorum Poloniae, 1971, 40, 4 By: Orłowska-Zwolińska T.
journalAt: Chishitsugaku zasshi, 56, 654 By: Kon'no E.
journalAt: Current Science, 28, 12 By: Jain R. K.
journalAt: Transactions of the Royal Canadian Institute, 282 By: Fritz M. A.
journalAt: Geological Magazine, Decade V, 10, 7 (589) By: Hinde G. J.
journalAt: Proceedings of the Royal Society of Victoria, 69 By: Cookson I. C.
journalAt: Geološki vjesnik, 40 By: Sokač B.