At: Materialy Vsesoyuznogo Nauchno-Issledovatel'skogo Geologicheskogo Instituta, Series, Obshchaja Seriya, 1940, 4 By: Kryshtofovich A. N.
bookAt: Iskop. Tsvetk. Rast. SSSR, Leningrad, Izdatel'stvo Nauka, Leningradskoe otdelenie, 2 By: Dorofeev P. I.
journalAt: Comptes rendus hebdomadaires des séances de l’Académie des Sciences, Paris, 146, 20 By: Fritel P.-H., Viguier R.
journalAt: Boletim de geociências da Petrobrás, 3, 4 By: Pares-Regali M. S.
journalAt: Doklady Akademii Nauk / Rossijskaja Akademija Nauk, 332, 5 By: Siverceva I. A.
journalAt: Palaeontographica, Abtheilung, B, Paläophytologie, 193, 5-6 By: Thomas B. A., Meyen S. V.
journalAt: Plant Systematics and Evolution, 226 By: Gandolfo M. A., Nixon K. C., Crepet W. L.
journalAt: Cretaceous Research, 18, 1 By: Dobruskina I. A.
journalAt: Palaeogeography, Palaeoclimatology, Palaeoecology, 2017, 468, 10.1016/j.palaeo.2016.12.026 By: Shi X., Yu J.-X., Broutin J., Pons D., Rossignol M., Bourquin S., Crasquin S., Li Q.
journalAt: Bonner Paläobotanische Mitteilungen, 12 By: Schweitzer H.-J.