Ustritsky, V. I.; Chernyak, G. E. (1963). Biostratigrafiya i Brakhiopody Verknego Paleozoya Taimyra [Biostratigraphy and Brachiopods of the upper Paleozoic of Taimyr]. Trudy Nauchno-Issledoratel'skogo Instituta Geologii Arktiki. 134: 1-139.
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Ustritsky, V. I.; Chernyak, G. E.
1963
Biostratigrafiya i Brakhiopody Verknego Paleozoya Taimyra [Biostratigraphy and Brachiopods of the upper Paleozoic of Taimyr]
Trudy Nauchno-Issledoratel'skogo Instituta Geologii Arktiki