At: Proceedings of the Royal Society of Victoria, New Series, 71, 1 By: Cookson I. C.
journalAt: Australian journal of scientific research, Series, B. Biological sciences, 3, 2 By: Cookson I. C.
journalAt: New Zealand Journal of Botany, 10, 3 By: Mildenhall D. C.
journalAt: Historical biology, 15, 3 By: Poinar G. O.
journalAt: Bulletin of the Torrey Botanical Club, 96, 3 By: Eyde R. H., Bartlett H. H., Barghoorn E. S.
journalAt: Svensk Botanisk Tidskrift, 39, 3 By: Selling O. H.
journalAt: Publication of the Centre of Advanced Study in Geology, Panjab University, 3 By: Lakhanpal R. N.
journalAt: Bulletin of the Torrey Botanical Club, 21, 6 By: Hollick A.
journalAt: Canadian Journal of Botany, 68, 7 By: McIver E. E., Basinger J. F.
journalAt: Palaeontographica, Abtheilung, B, Paläophytologie, 291, 1-6 By: Kvaček Z., Teodoridis V., Mazouch P., Roiron P.