| details |
Late Precambrian |
|
USSR(Permsk Oblast) |
Chepikova,I.K. Paleophytological characteristic of the Upper Pre-Cambrian deposits of eastern Regions of Russian Platform. (In: The Importance of Palynological Analysis for the Stratigraphic and Paleofloristic Investigations. M.I. Nejshtadt, editor. Papers for the Second International Palynology Conference., Utrecht,1966) |
1966 |
| details |
Late Precambrian |
|
USSR(Bashkir ASSR) |
Chepikova,I.K. Paleophytological characteristic of the Upper Pre-Cambrian deposits of eastern Regions of Russian Platform. (In: The Importance of Palynological Analysis for the Stratigraphic and Paleofloristic Investigations. M.I. Nejshtadt, editor. Papers for the Second International Palynology Conference., Utrecht,1966) |
1966 |
| details |
Late Proterozoic |
|
Romania |
Oniceanu,M. et al. New data on the age of certain Crystaline Formations of the anticline zone of Bretila (Bistrita Mountains). |
1974 |
| details |
Vendian |
|
Romania |
Olaru,L. et al. The age of epimetamorphic formations of the Rusai Zone, (from the Bistrite Mountains) based on spore-protistologic analysis. |
1979 |