At: Rivista Italiana di Paleontologia e Stratigrafia, 112, 3 By: Mamet B. L.
journalAt: Ameghiniana, 32, 4 By: Crisafulli A., Lutz A. I.
journalAt: Beiträge zur Paläontologie und Geologie Österreich-Ungarns und des Orients, 20, 4 By: Renner O.
journalAt: Plant Systematics and Evolution, 255 By: von Balthazar M., Pedersen K. R., Friis E. M.
bookAt: Tekhno-Bot. Slovar, Sanct-Petersburg, v tipografii Imperatorskoj Rossijskoj Akademii By: Martynov I. I.
journalAt: Annals of Botany, 18, 1 By: Benson M. J.
journalAt: Studia Universitatis Babeş-Bolyai, Series, Geologia, 50, 1-2 By: Iamandei E., Iamandei S., Codrea V.
journalAt: Journal of the Washington Academy of Sciences, 34, 11 By: Brown R. W.
journalAt: Review of Palaeobotany and Palynology, 127, 1-2 By: Tidwell W. D., Wright W. W.
journalAt: Review of Palaeobotany and Palynology, 219 By: Martínez L. C. A., Olivo M. S.