| original |
Anisian |
|
USSR(Caucasus) |
Yaroshenko,O.P. Miospore assemblages and Triassic stratigraphy of the West Caucasus. |
1978 |
| details |
Triassic |
|
USSR |
Vasileva,N.S. The biostratigraphic importance of the Formal genus Verrucosisporites for strata of Triassic Age |
1983 |
| details |
Anisian |
|
USSR(Caucasus) |
Boersma,M. et al. Triassic palynomorphs, index to genera and species |
1987 |
| details |
Olenikian |
|
USSR(Moscow Basin) |
Romanovskaya,G.M. et al. Palynostratigraphy of Triassic deposits. (In: Practical Palynostratigraphy. L.A. Panova et al, editors) |
1990 |
| details |
Early Triassic |
|
USSR(Kazakh SSR) |
Medvedeva,A.M. et al. Direct evidence for vertical oil migration in the eastern Precaspian. |
1993 |
| details |
Olenikian |
|
Barents Sea |
Mиrk,A. et al. Triassic rocks in Svalblard, the Arctic Soviet Islands and the Barents Shelf: Bearing on their correlations. (In: Arctic Geology and Petroleum Potential. T.O.Vorren et al, editors) |
1993 |