At: Taxon, 57, 2 By: Wang Q.
journalAt: Taxon, 64, 6 By: Yang Y.
journalAt: Doklady Akademii Nauk SSSR, 152, 2 By: Maslov V. P.
journalAt: Review of Palaeobotany and Palynology, 158, 3-4 By: Martínez L. C. A.
journalAt: Bulletin de la Classe physico-mathématique de l’Académie Impériale des Sciences de Saint-Pétersbourg, 10, 24 By: Mercklin C. E.
journalAt: Mélanges Biologiques tirés du Bulletin Physico-Mathématique de l'Académie Impériale des Sciences de Saint-Pétersbourg, 1, 5 By: Mercklin C. E.
bookAt: Prosyllabus Tracheoph., Moscow, GEOS By: Doweld A. B.
journalAt: Australian Systematic Botany, 25 By: Carpenter R. J., Bannister J. M., Lee D. E., Jordan G. J.
journalAt: Revue de Micropaléontologie, 21, 1 By: Boltenhagen E.
journalAt: Botanicheskii Zhurnal, 94, 7 By: Budantsev L. Yu.