At: Paleobotanika, 1 By: Shczepetov S. V., Golovneva L. B.
bookAt: Pozdnemel. Fl. Sev.-Vost. Rossii, Moscow, Nedra By: Filippova G. G., Abramova L. N.
bookAt: Pozdnemel. Fl. Vost. Sikhote-Alinya, Novosibirsk, Izdatel'stvo "Nauka", Sibirskoe otdelenie By: Ablajev A. G.
journalAt: Paleontologicheskii Zhurnal, 1983, 2 By: Shilin P. V.
bookAt: Vopr. Paleofl. Stratigr., Leningrad, Nauka, Leningradskoe otdelenie, 1989 By: Samylina V. A.
journalAt: Izvestiya Akademii Nauk SSSR, Series, Geologicheskaya, 1966, 3 By: Vachrameev V. A.
bookAt: Limnobios Drevn. Ozern. Bas. Evrazii, Leningrad, Nauka, Leningradskoe otdelenie By: Kyansep-Romashkina N. P.
journalAt: Materialy po istorii fauny i flory Kazakhstana, 7 By: Romanova E. V.
journalAt: Trudy Botanicheskogo Instituta Akademii Nauk SSSR, Series, 8, Paleobotanika, 6 By: Sveshnikova I. N.
journalAt: Botanicheskii Zhurnal, 68, 7 By: Shilin P. V.