|
Popov |
1960 |
Verkhnekamennougol'nye ammonoidei Orulganskogo Khrebta.
Trudy Nauchno-Issl. Inst. Geol. Arktiki, Minist. Geol. SSSR, 1960: 82-92, fig.1-2, pl.1; Leningrad.
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|
|
Popov |
1970 |
Ammonoidei. In: Stratigrafiya kamennougol'nykh i permskikh otlozhenii Severnogo Verkhoyan'ya.
Trudy Nauchno-issledovatel'skogo instituta Geologii Arktiki, 1970: 113-140, fig.5-27, pl.13-19; Leningrad.
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