| details |
Tournaisian |
|
USSR(Tatar ASSR) |
Bludorov,A.P. et al. Coal Measures of the Lower Carboniferous of Tatary |
1956 |
| details |
Visean |
|
USSR(Bashkir ASSR) |
Bludorov,A.P. et al. Coal in the Lower Carboniferous of Northwestern Bashkiria |
1958 |
| details |
Visean |
|
USSR(Bashkir ASSR) |
Bludorov,A.P. et al. Coal in the Lower Carboniferous of Northwestern Bashkiria |
1958 |
| details |
Visean |
|
USSR(Bashkir ASSR) |
Bludorov,A.P. et al. Coal in the Lower Carboniferous of Northwestern Bashkiria |
1958 |
| details |
Early Carboniferous |
|
USSR(Krasnoyarsk Kray) |
Andreeva,E.M. Correlation of Upper Paleozoic coal-bearing deposits of Tungur, Minusinsk and Kuznets Basin on data of spore-pollen analysis. |
1960 |