At: Review of Palaeobotany and Palynology, 283, 104318 By: Khan M. A., Hazra M., Mahato S., Spicer R. A., Roy K., Hazra T., Bandopadhaya M., Spicer T. E. V., Bera S.
journalAt: American Journal of Science, Series 4, 30, 178 By: Berry E. W.
journalAt: Annals of Botany, 25, 98 By: Bailey I. W.
journalAt: Transactions and proceedings of the Palaeontological Society of Japan, New Series, 66 By: Matsuo H.
journalAt: Palaeontographica, Abtheilung, B, Paläophytologie, 273, 4-6 By: Kvaček Z., Wilde V.
journalAt: Micropaleontology, 1971, 17, 3 By: Hall J. W., Bergad R. D.
journalAt: Torreya, 24, 1–2 By: Berry E. W.
journalAt: Journal of the Geological Society of Tokyo, 27, 325 By: Kryshtofovich A. N.
journalAt: Canadian Journal of Botany, 52, 7 By: Sweet A. R., Hills L. V.
journalAt: Journal of Paleontology, 10, 3 By: Read C. B.