At: Trudy Vsesoyuznogo Nauchno-Issledovatel'skogo Geologicheskogo Instituta, Series, Novaja, 1980, 204 By: Burago V. I.
bookAt: Novye Vidy Drevn. Rast. Bespozv. SSSR, Moscow, Gosudarstvennoe nauchno-tekhnicheskoe izdatel'stvo literatury po geologii i okhrane nedr, 1 By: Vladimirovich V. P., Prynada V. D., Srebrodolskaja N. N.
journalAt: Paleobotanika, 2 By: Nosova N. V., Kiritchkova A. I.
journalAt: Botanicheskii Zhurnal, 55, 6 By: Kolakovsky A. A.
bookAt: Sist. Evol. Drevn. Rast. Ukr., Kiev, Naukova dumka By: Assejeva E. A.
journalAt: Trudy Vsesoyuznogo Nauchno-Issledovatel'skogo Geologicheskogo Instituta, Series, Novaja, 1980, 204 By: Vassiljev I. V.
journalAt: Botanicheskii Zhurnal, 105, 1 By: Averyanova A. L., Xing Y.-W.
bookAt: Novye Vidy Drevn. Rast. Bespozv. SSSR, Moscow, Gosudarstvennoe nauchno-tekhnicheskoe izdatel'stvo literatury po geologii i okhrane nedr, 1 By: Mtchedlishvili N. D., Samojlovitch S. R.
journalAt: Materialy po istorii fauny i flory Kazakhstana, 4 By: Romanova E. V.
journalAt: Materialy po istorii fauny i flory Kazakhstana, 5 By: Shilin P. V.