| details |
Barremian |
|
USSR(Yamalo-Nenets) |
Popovicheva,L.V. et al. Stratigraphy and correlation of Cretaceous Petroleum deposits of the Polui-Yamal Region |
1981 |
| details |
Aptian |
|
USSR(Nenets Nat.Okrug) |
Gryazeva,A.S. Palynological basis for the stratigraphy of Lower Cretaceous deposits of the Pechorsk Basin. (In: Mikrofitofossilii v neftyanoi geologii. N. A. Timoshina, editor) |
1980 |
| details |
Aptian |
|
USSR(WSL) |
Rovnina,L.V. et al. Lower Cretaceous deposits. (In: Complex examination of the Jurassic and Lower Cretaceous stratigraphy of Western Siberia. L.A.Rovnina, editor) |
1978 |
| details |
Neocomian |
|
USSR(Siberia) |
Chlonova,A.F. Palynological characteristics of Cretaceous Layers in Siberia and the Far East. |
1971 |
| details |
Barremian |
|
USSR(WSL) |
Rovnina,L.V. Basic principles of detailed stratigraphy of Neocomian oil-gas deposits from Western Siberia. (In: Methods of Interpretation of Palynological Data. E.P.Boitsova, editor) |
1977 |