Pushkin, V. I.; Gataulina, G. M. (1992). [in Russian] Revision of the early Palaeozoic Bryozoa (Cystoporida) from the collection of E.I.Eichwald. Vopr. Paleontol., 10: 88-97
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Pushkin, V. I.; Gataulina, G. M.
1992
[in Russian] Revision of the early Palaeozoic Bryozoa (Cystoporida) from the collection of E.I.Eichwald