Foraminifera of the Devonian in the Pvussian Platform and Pre-Urals. In Microfauna of the USSR. v. Foraminifera and Ostraooda of the Ordovician and Devonian of the Russian Platform.] Trudy vses neft nauch issled Geol Inst (VNIGRI), 60 1952: 5-64. 20 [Zoological Record Volume 98]
[Foraminifera from the Devonian of the Russian Platform and Urals regions.] Trudy Vses Neft nauchissled Geol Raz Inst n ser, 60 1952: 1-64. vlidvicDvi [Zoological Record Volume 93]