At: Doklady Akademii Nauk SSSR, 191, 6 By: Popov P. A., Rybakova N. O.
journalAt: Acta Palaeobotanica, 58, 1 By: Uhl D., Poschmann M.
journalAt: Canadian Journal of Botany, 63, 2 By: Crane P. R., Stockey R. A.
journalAt: International Journal of Plant Sciences, 153, 2 By: Trivett M. L.
bookAt: Grundr. Krypt.-Kunde, Breslau, Verlag von Eduard Trewendt By: Körber G. W.
bookAt: Grundz. Bot., Wien, C. Gerold By: Endlicher S. L., Unger F.
bookAt: Grundz. Bot., Leipzig, H. Haessel By: Luerssen C.
journalAt: Acta Phytotaxonomica Sinica, 21, 2 By: Li Z.-M.
journalAt: Annals of Botany, 100, 4 By: Brea M., Zucol A. F.
journalAt: Bulletin of Nanjing Institute of Geology and Palaeontology, Academia Sinica, 9 By: Huang R.-J., Zhang J.-F.