| details |
Devonian |
Permian |
USSR(Urals) |
Medvedeva,A.M. Palynological investigation of Petroleum |
1978 |
| details |
Devonian |
|
USSR(Krasnoyarsk Kray) |
Medvedeva,A.M. Palynological investigation of Petroleum |
1978 |
| details |
Devonian |
|
Nd |
Menner,V.V. The spore-pollen analysis method of direct correlation of strata of diverse facies. Chapter 2: Biostratigraphic principles of correlation of marine, lagoon and continental formations. |
1962 |
| details |
Devonian |
|
USSR |
Tchepikov,K. et al. Spore-pollen analysis of oil and Gas. |
1973 |
| details |
Devonian |
|
USSR(Urals) |
Motovilov,P.I. Studies of plant remains in oil |
1965 |
| details |
Carboniferous |
|
USSR(Kazakh SSR) |
Chepikov,K.R. et al. Spores and pollen from oils of the Volga-Ural Region and their significance in solving the problem of oil migration. |
1960 |
| details |
Carboniferous |
|
USSR(Ukrainian SSR) |
Chepikov,K.R. New data on microfossils in the crude oils of European USSR. |
1963 |
| details |
Carboniferous |
|
USSR(Moldavian SSR) |
Chepikov,K.R. New data on microfossils in the crude oils of European USSR. |
1963 |