| details |
Early Cambrian |
|
Nd |
Fensome,R.A. et al. Acritarchs and Fossil Prasinophytes: An index to genera, species and infraspecific taxa. |
1990 |
| details |
Early Cambrian |
|
Romania |
Dimitrescu,R. Early Caledonian event in the Pre-Alpine metamorphic sequences the Romanian Carpathians |
1985 |
| details |
Cambrian |
|
Romania |
Iliescu,V. et al. Contribution to the knowledge of microfloral content and age of metamorphic formation in the Rodna and Bistrita Mountains. |
1975 |
| details |
Late Precambrian |
Early Cambrian |
USSR |
Naumova,S.N. Plant microfossils of Precambrian and Lower Cambrian of Eurasia and their significance for stratigraphy. |
1974 |
| details |
Early Cambrian |
|
Romania |
Krautner,H.G. et al. Lithostratigraphic sequence and tectonics of the Lower Cambrian Tulges series, Balan Region, East Carpathians, Roumania. |
1973 |
| details |
Early Cambrian |
|
Romania |
Iliescu,V. et al. On the presence of the Lower Cambrian in the East Carpathians: Epimetamorphic Tulghes Series. |
1971 |
| original |
Early Cambrian |
|
USSR |
Naumova,S.N. Zonal assemblages of Precambrian and Lower Cambrian plant microfossils of Eurasia and their stratigraphic importance. |
1968 |