| Author original | Геккер, Р. Ф. |
|---|---|
| Year | 1923 |
| Title original | Эхиносфериды русского силура |
| Publisher place | Petrograd |
| Journal | Trav. Mus. Géol. Min. Pierre le Grand Acad. Sci. Russie |
| Volume | IV |
| Number | 1 |
| Pages | 1-63 |
| Type | article in journal |
| Figures | 2 plates |
| Language | Russian |
| Id | 2411 |
Last change: 18.10.2022