| details |
Early Visean |
|
USSR(Stalingrad) |
Loginova,A.M. On the stratigraphy of the Yasnopolyansky Substage of the Saratov-Stalingrad Volga area |
1959 |
| details |
Carboniferous |
Early Carboniferous |
USSR(Ukrainian SSR) |
Golubtsov,V.K. et al. On the discovery of deposits of the Yasnaya Polyana Substage of the Lower Carboniferous in the Chernigov deep well |
1959 |
| details |
Tournaisian |
|
USSR(Belorussian SSR) |
Kedo,G.I. Significance of spore-pollen analysis in the stratigraphy of the continental deposits of the Lower horizons of the Carboniferous of Byelorussia. |
1959 |
| details |
Visean |
|
USSR(Belgorod) |
Gurevich,A.B. On the Lower Carboniferous deposits of the Belgorod-Oboyan Region |
1959 |
| details |
Early Carboniferous |
|
USSR(Belorussian SSR) |
Kedo,G.I. The spore and pollen features of the Lower Carboniferous horizons of the Belorussian S.S.R. |
1958 |
| details |
Tournaisian |
|
USSR(Belorussian SSR) |
Kedo,G.I. The stratigraphy and spore-pollen Groups of the Lower levels of the Carboniferous of the Belorussian SSRsr. |
1957 |