At: Ak̄uatãi abotanikatã bah̦ča ausumţaķua, 17 By: Kolakovsky A. A., Schakryl A. K.
journalAt: Botanicheskii Zhurnal, 94, 6 By: Shczepetov S. V., Alexeev P. I., Golovneva L. B.
bookAt: Osoki Ross., St.-Petersburg; St.-Louis, S.-Peterburgskaja gosudarstvennaja khimiko-farmatsevticheskaja akademija [St.-Petersburg]; Missouri Botanical Garden [St.-Louis] By: Egorova T. V.
journalAt: Bollettino del Reale Comitato Geologico d'Italia, 1, 7-8 By: Caruel T.
journalAt: Földtani Közlöny, 87, 4 By: Kovács É. E.
journalAt: Botanicheskii Zhurnal, 70, 3 By: Guryev N. V.
bookAt: Novye Dannye Stratigr. Faneroz. Urala, Sverdlovsk, Ural'skoe otdelenie Akademii nauk SSSR, 1987 By: Shuysky V. P.
journalAt: Botanicheskii Zhurnal, 56, 9 By: Ablajev A. G.
journalAt: Botanicheskii Zhurnal, 85, 6 By: Budantsev L. Yu.
journalAt: Trudy Neftianogo Nauchno-Issledovatel'skogo Geologorazvedochnogo Instituta, Series, A, 29 By: Palibin I. V.