At: Paleobot. Uzbekist., Tashkent, Izdatel'stvo "Fan" Uzbekskoj SSR, 2 By: Shilkina I. A., Chudajberdyev R. Kh.
bookAt: Akad. Obruchevu, Moscow & Leningrad, Izdateľstvo Akademii Nauk SSSR, 2 By: Kryshtofovich A. N.
journalAt: Paleontologicheskii Zhurnal, 2004, 5 By: Maslova N. P., Herman A. B.
journalAt: Ezhegodnik Russkogo Paleontologicheskogo Obshchestva, 1927, 7 By: Prynada V. D.
journalAt: Botanicheskii Zhurnal, 75, 4 By: Budantsev L. Yu., Ozerov I. A.
journalAt: Byulleten’ Moskovskogo Obshchestva Ispytatelei Prirody, Otdel, Otdel geologicheskii, 64, 6 By: Akhmetiev M. A., Zaporozhets N. I.
journalAt: Doklady Akademii Nauk SSSR, 121, 2 By: Maslov V. P.
journalAt: Ezhegodnik Vsesoyuznogo Paleontologicheskogo Obshchestva, 1954-1955, 15 By: Vassilevskaja N. D.
journalAt: Izvestiya Akademii Nauk SSSR, Series, 7, Otdeleniye fiziko-matematicheskikh nauk, 1930, 3 By: Zalessky M. D.
journalAt: Paleontologicheskii Zhurnal, 1974, 1 By: Bliakhova S. M.